Nelly Rhosyida | Universitas Sarjanawiyata Tamansiswa (original) (raw)
Papers by Nelly Rhosyida
Trihayu: Jurnal Pendidikan Ke-SD-an
This study aims to determine students' interest in learning mathematics in face-to-face learn... more This study aims to determine students' interest in learning mathematics in face-to-face learning during the covid-19 pandemic. The research method used is a qualitative descriptive method of phenomenology with the research subject of 11 students in grade 5 SD Negeri Sumberharjo, Pacitan. The data collection technique used a closed questionnaire and was given using a google form. The data analysis technique was carried out using a Likert scale and then the obtained questionnaire scores were analyzed. The result showed that the interest in learning mathematics in grade 5 SD Negeri Sumberharjo in face-to-face learning during the covid-19 pandemic was in the high category of 90%, while the rest were in the medium category.
KnE Social Sciences
This study investigated the influence of good corporate governance, in terms of the size of the b... more This study investigated the influence of good corporate governance, in terms of the size of the board of commissioners, the size of the board of directors, and the firm size, on corporate financial stability using total assets. The sample of this study consisted of 11 companies listed in the Jakarta Islamic Index in 2016-1018. The samples were selected using purposive sampling with a period of three years. Multiple linear regression was used for data analysis. The findings showed that the size of the board of commissioners and the size of the firm did not significantly influence corporate financial stability (p > 0.05). However, the size of the board of directors did have a significant influence on financial stability (p = 0.03). It was found that the size of the firm, board of commissioners and board of directors contributed to 7.5% of the change in total assets, while the remaining 92.5% was due to other variables not studied in this research. Keywords: good corporate governanc...
Science Tech: Jurnal Ilmu Pengetahuan dan Teknologi, 2017
This study is aimed to explore the achievement of mathematical probem solving skill of student in... more This study is aimed to explore the achievement of mathematical probem solving skill of student in PGSD Sarjanawiyata Tamansiswa University, and student’s mistake on mathematical problem solving test.This study is a qualitative research and case studies. The subjects were students of the University of Sarjanawiyata Tamansiswa PGSD Yogyakarta who have following courses Mathematics Learning Problems in Elementary School. Two classes were randomly selected two as a research subject, the classes C and G. The instrument in this research is a problem solving skill testand interview guidelines. Based on test data KPM then conducted interviews to 11 students.The results showed that the mathematical problem solving skill of students PGSD UST is low. It can be seen from the acquisition of the average class, class C and class G, both of them are in the category low (<68), ie 52.3261 and 55.2340. The percentage of the number of students who are in low category in class C is 95.65%, while cl...
Abstra ct : The progress of science and technology make a positive contribution in education thro... more Abstra ct : The progress of science and technology make a positive contribution in education through its products. The use of technology has become a necessity to improve mathematics learning process by providing opportunities for teachers to represent the learning material in a more interesting and varied ways. Students’ engagements with, and ownership of, abstract mathematical ideas can be fostered through technology.Teachers already used props and multimedia in geometry learning. Wingeom is one of dynamic geometry software that help students to explore geometry objects easily. The excess of Wingeom in presenting a visualization object geometry is expected to facilitate students' understanding of geometry.
AKSIOMA: Jurnal Program Studi Pendidikan Matematika, 2021
Keterampilan berpikir kritis penting untuk dikembangkan dalam diri mahasiswa, hal ini dikarenakan... more Keterampilan berpikir kritis penting untuk dikembangkan dalam diri mahasiswa, hal ini dikarenakan mempunyai peran yang penting untuk memahami sebuah permasalahan. Keterampilan berpikir kritis mampu ditingkatkan melalui pendekatan Realistic Mathematics Education (RME) karena dalam pembelajarannya mengutamakan process of doing mathematics sehingga mahasiswa mampu menemukan konsep matematikanya sehingga dapat digunakan untuk menyelesaikan suatu permasalahan. Tujuan dari riset yang telah dilangsungkan ialah menguji pengaruh positif pendekatan RME atas keterampilan berpikir kritis mahasiswa Pendidikan Guru Sekolah Dasar (PGSD) yang berada di Universitas Sarjanawiyata Tamansiswa (UST). Kuasi eksperimen merupakan jenis dari riset ini. Riset ini mengaplikasikan desain pretest-postest control group design. Riset ini memiliki sampel yang jumlahnya ialah 76 mahasiswa dari prodi PGSD yang berada di Universitas Sarjanawiayata Tamansiswa. Cluster random sampling merupakan teknik yang digunakan pada riset ini dalam penentuan jumlah sampel. Teknik pada pengumpulan data yakni memakai tes keterampilan berpikir kritis dengan jumlah lima soal pre-test dan lima soal pos-test. Analisis pada riset ini ialah menggunakan uji t guna menguji hipotesisnya. Riset ini membuktikan bahwa ada pengaruh yang positif kegiatan belajar mengajar yang menerapkan pendekatan RME terhadap keterampilan berpikir kritis mahasiswa menurut taraf signifikansi yakni 0,001 < 0,05 yang menunjukkan bahwasanya H 0 ditolak sehingga Ha otomatis diterima.
TRIHAYU: Jurnal Pendidikan Ke-SD-an, 2019
This research is purposed to develop Student’s Activity Sheet based Higher Order Thinking Skills... more This research is purposed to develop Student’s Activity Sheet based Higher Order Thinking Skills in Skala Material for Elementary School Grade V, to investigate the feasibility product LKPD based on Professional Validator assessment, to investigate Student’s response towards LKPD product, and to investigate the study result after learning process with developmental product LKPD. This research conducted in SD Negeri Karangmulyo with the subject of research is 18 students. The research method used is Research and Development (R&D). The results show that the LKDP product was successfully developed with a very good result based on validator matter experts, a good assessment based on validator media experts, a good assessment based on validator language experts, and good assessment based on class teacher. The Limited trial indicates a positive response from the students with a percentage of 100%. Then, the first trial in this research indicates a positive response from students with a ...
Jurnal Riset Pendidikan Matematika, 2014
Tujuan penelitian ini adalah untuk menghasilkan modul matematika SMK bidang seni, kerajinan, dan ... more Tujuan penelitian ini adalah untuk menghasilkan modul matematika SMK bidang seni, kerajinan, dan pariwisata berbasis open-ended problem. Penelitian ini merupakan penelitian pengembangan model four-D Thiagarajan yang telah dimodifikasi, yang melalui tiga tahap yaitu pendefinisian, perancangan, dan pengembangan. Data kevalidan, kepraktisan, dan keefektifan berupa penilaian terhadap modul dianalisis dengan mengkonversi skor menjadi data kualitatif skala lima sedangkan data keefektifan berupa tes hasil belajar dianalisis dengan persentase ketuntasan belajar dan peningkatan hasil belajar yang dianalisis dengan N-gain ternormalisasi. Tingkat kevalidan dapat dilihat dari penilaian dua ahli pembelajaran matematika yang menyatakan bahwa modul sangat valid. Tingkat kepraktisan dapat dilihat dari hasil penilaian guru dan siswa yang menyatakan modul sangat praktis untuk digunakan dalam pembelajaran matematika. Tingkat keefektifan dapat dilihat dari hasil pencapaian KKM siswa dan peningkatan has...
Nelly Rhosyida. 2010. Analisis Kesalahan Peserta Didik Kelas VIII SMP Negeri 2 Toroh dalam Menyel... more Nelly Rhosyida. 2010. Analisis Kesalahan Peserta Didik Kelas VIII SMP Negeri 2 Toroh dalam Menyelesaikan Materi Pokok Segitiga dan Segiempat pada Tes Tingkat Perkembangan Berpikir Geometri Model Van Hiele. Skripsi, Program Studi Pendidikan Matematika, Universitas Negeri Semarang. Pembimbing : (I) Dr. Hardi Suyitno, M. Pd, (II) Drs. Edy Soedjoko, M. Pd. Geometri menempati posisi khusus dalam kurikulum matematika setingkat SMP, karena banyaknya konsep-konsep yang termuat di dalamnya yaitu mencapai 7 dari 16 kompetensi dasar atau sekitar 43,75% dari keseluruhan materi di SMP. Rata-rata prestasi hasil belajar matematika peserta didik SMP Negeri 2 Toroh masih tergolong rendah. Rata-rata hasil belajar peserta didik pada materi lingkaran yaitu 65,25 dengan 45,13% dari 195 anak tidak memenuhi KKM. Rata-rata hasil belajar pada materi kubus, balok, prisma, limas dan bagian-bagiannya yaitu 61,13 dengan 49,23% anak tidak memenuhi KKM. Van Hiele mengemukakan tahap perkembangan berpikir yang meliputi tahap visualisasi, analisis, deduksi informal, deduksi, dan rigor. Berdasarkan beberapa penelitian, teori van Hiele memberikan dampak positif bagi pembelajaran geometri. Permasalahan dalam penelitian ini adalah bagaimanakah pencapaian pemahaman geometri peserta didik pada tingkatan perkembangan berpikir geometri, serta kesalahan-kesalahan apa saja yang dilakukan peserta didik dalam menyelesaikan soal tes pada tingkatan perkembangan berpikir geometri model van Hiele. Tujuan dalam penelitian ini adalah mengetahui pencapaian pemahaman geometri peserta didik pada tingkatan perkembangan berpikir geometri model van Hiele, serta mengetahui kesalahan-kesalahan apa saja yang dilakukan peserta didik dalam menyelesaikan soal tes pada tingkatan perkembangan berpikir geometri model van Hiele. Penelitian ini menggunakan pendekatan kualitatif. Data yang digunakan adalah data primer, yaitu data tertulis dari hasil pekerjaan soal tes dan hasil wawancara peserta didik. Analisis data dilakukan melalui tahap reduksi data, penyajian data, penarikan simpulan dan verifikasi, dan pengecekan keabsahan data melalui triangulasi. Berdasarkan hasil penelitian diketahui bahwa pencapaian tingkat perkembangan berpikir geometri menurut teori van Hiele dari 36 anak didapatkan 29 anak atau 80,56% berada pada pemahaman tingkat 0 (visualisasi), 7 anak atau 19,44% berada pada pemahaman tingkat 1 (analisis), dan tidak ada seorang pun yang mencapai tingkat 2 (deduksi informal). Kesalahan-kesalahan yang dilakukan peserta didik dalam menyelesaikan soal tes pada tingkatan perkembangan berpikir geometri model van Hiele adalah hierarki keterampilan, manipulasi tidak langsung , data tidak tepat, prosedur tidak tepat, konflik level respon, kesimpulan hilang, gejala data hilang dan selain 7 kategori tersebut memiliki presentase berturut-turut mencapai 38,74%; 15,89%; 15,02%; 14,80%; 5,44%; 5,33%; 2,07% dan 2,72%. Kata Kunci : Analisis, Kesalahan, Geometri, Teori van Hiele
Prosiding Seminar Nasional Program Pengabdian Masyarakat, 2019
TRIHAYU: Jurnal Pendidikan Ke-SD-an, 2021
This study is aimed to determine the effectiveness of problem-solving learning in terms of mathem... more This study is aimed to determine the effectiveness of problem-solving learning in terms of mathematic critical thinking skills of the student in PGSD Sarjanawiyata Tamansiswa University. This study is quantitative research in the form of quasi-experiments with pretest-posttest control group research design. The population of this study is all students of the year 2016/2017 PGSD UST Yogyakarta. The experimental class and control class that taken at random are class C and class D. This research was conducted in April 2017 in PGSD UST Yogyakarta. The instrument of this study is the critical mathematical thinking skills test. instruments test were tested for validity using KMO and Bartlette's Test and reliability by using Cronbach's Alph. The data of the critical mathematical thinking test were analyzed using the SPSS program. Based on the hypothesis test, it can be concluded that the mathematics learning outcomes of students who are treated with problem-solving learning are as ...
Jurnal Perseda : Jurnal Pendidikan Guru Sekolah Dasar, 2022
Pandemi covid-19 telah mengubah sistem pembelajaran tatap muka menjadi sistem pembelajaran jarak ... more Pandemi covid-19 telah mengubah sistem pembelajaran tatap muka menjadi sistem pembelajaran jarak jauh atau biasa disebut dengan kegiatan belajar dari rumah/pembelajaran online. Hal ini tentu saja mengubah peran pendidik yang jika di sekolah dilakukan oleh guru dengan adanya kegiatan belajar dari rumah tergantikan oleh orangtua. Matematika bukanlah pelajaran yang mudah untuk dipelajari anak bahkan ketika pembelajaran tatap muka. Oleh sebab itu diperlukan peran orangtua di rumah untuk membatu anak memahami materi matematika. Tujuan dari penelitian ini adalah untuk mengetahui seberapa besar peran orangtua dalam mendampingi anak belajar matematika di rumah selama masa pandemi covid-19. Metode penelitian yang digunakan dalam penelitian ini berupa deskriptif kualitatif. Instrumen penelitian yang digunakan berupa angket yang diberikan kepada 48 orangtua siswa kelas 5 dan 6 SD Negeri Sendangsari melalui google form. Berdasarkan data angket diperoleh hasil bahwa orangtua sudah cukup baik da...
AlphaMath : Journal of Mathematics Education, 2021
This study aims to describe student learning outcomes through the application of the online learn... more This study aims to describe student learning outcomes through the application of the online learning system (SIPEDAR) during the COVID-19 pandemic and to find out what features are used in learning through SIPEDAR such as assignment (assignment), attendance (presence), bigbluebottonBN, choice, databases, external tools, feedback, forums, glossaries, quizzes, chats, quizzes, lessons, scrom packages, surveys, workshops, books, files, folders, IMS content packages, labels, pages, and URLs. This type of research is qualitative research. The subjects in this study were third semester students who took Mathematics at Elementary School Class High in the elementary school teacher education study program at Universitas Sarjanawiyata Tamansiswa. The instruments used were in the form of multiple choice questions, true false statements, and descriptions. The results of the study were the average quiz score and the average assignment score in class 3A, namely 83.27 and 72.90. The average quiz sc...
Proceedings of the International Conference of Science and Technology for the Internet of Things, 2019
This study is aimed to describe the mathematical critical thinking skills of PGSD students with a... more This study is aimed to describe the mathematical critical thinking skills of PGSD students with an open ended approach. Subjects in this study were student grade4. The method used in this study is a quasi-experimental design. Data analysis using independent sample t test and categorization based on aspects of critical thinking skills. The average score of the open-ended class is higher than the average score of the class with group discussion learning, that is 73,18> 66,72. It means the experimental class learning outcomes are higher than the control class. The critical thinking skills of open ended class is in high category, while group discussion class is in the middle category. The stages of recognize assumption, the mastery percentage of the experimental class is 88,27% while the control class is 75,50%. At the evaluate the argument stage, the experimental class is 74,49% while the control class is 53,50%. At the stage of draw conlussion, the percentage of the experimental class is 23,47% while the control class is 9%. Sig. 2 tailed in the t-test results is 0.041 <0.05 which means that using the open ended approach is more effective.
Science Tech: Jurnal Ilmu Pengetahuan dan Teknologi, 2020
This study aims to describe student learning outcomes through quizzes and assignments on e-learni... more This study aims to describe student learning outcomes through quizzes and assignments on e-learning edmodo in the covid-19 pandemic era. This study also aims to determine the implementation of learning through edmodo by utilizing features in edmodo such as uploading material, videos, poll, quiz, and assignment. The subjects of this study were the second semester student’s elementary school education program of the Sarjanawiyata Tamansiswa University who were taking elementary school mathematics classes. The instrument used was in the form of multiple choice questions, essay, and true false statements. The results obtained by the 2D class obtained an average quiz score of 78.81 and an average grade of 72.85; Class 2E obtained an average quiz score of 83.14 and an average grade of 70.23; and grade 2I obtained an average quiz score of 92.23 and an average grade of assignments of 73.12. Student learning outcomes in all three classes namely 2D, 2E and 2I are included in both categories...
Proceedings of the SEMANTIK Conference of Mathematics Education (SEMANTIK 2019), 2020
This study is aimed to find out about the ability of students' self-assessment, especially toward... more This study is aimed to find out about the ability of students' self-assessment, especially towards learning mathematics through the use of diary books. This type of research uses quantitative descriptive research. This study uses instruments in the form of diary books, questionnaires, and interview guidelines. The results showed that the use of diary writing techniques as an alternative attitude assessment can be said to be quite effective. Aspects of self-assessment obtained are the ability of students to assess the tendency towards mathematics, the ability of students to assess self-mastery of the material, assessment of the implementation of learning, student attitudes, and assessment of other friends.
The purpose of this study was to describe the use of a liveworksheet in optimizing the assessment... more The purpose of this study was to describe the use of a liveworksheet in optimizing the assessment of flipped classrooms in elementary school. This research used a descriptive qualitative approach. This research instrument was a questionnaire. The subjects of this study were 100 teachers from various regions in Indonesia. The results of the study stated that 96% of respondents stated that the liveworksheet media was interesting to use in learning, 91% of respondents said that the liveworksheet could be adjusted to the needs of students at elementary school age. As many as 82% of respondents stated that the use of a liveworksheet could be used for authentic assessment, and 76% of respondents stated that it was easy to use it in learning. Based on this, it could be said that the liveworksheet could be used as an alternative to an online-based assessment tool that was attractive, interactive, easily-accessible, and presented a variety of activities that could be tailored to the characte...
Pembelajaran matematika yang dilaksanakan guru di kelas menjadi persoalan yang sangat menarik unt... more Pembelajaran matematika yang dilaksanakan guru di kelas menjadi persoalan yang sangat menarik untuk didiskusikan. Siswa memandang matematika sebagai suatu mata pelajaran yang sangat membosankan, menyeramkan, bahkan menakutkan. Banyak siswa yang berusaha menghindari mata pelajaran tersebut. Hal ini jelas sangat berakibat buruk bagi perkembangan pendidikan matematika ke depan. Pembelajaran bermakna diharapkan dapat meningkatkan sikap positif terhadap matematika yang akhir-akhir ini sangat jarang dilakukan. Tulisan ini menguraikan tentang cara menumbuhkan sikap positif siswa terhadap pembelajaran matematika yang pada akhirnya dapat meningkatkan hasil belajar siswa. Kata kunci: Sikap positif, dan pembelajaran matematika
Tujuan kegiatan pengabdian mayarakat ini adalah untuk mengenalkan, mendemonstrasikan, serta mengi... more Tujuan kegiatan pengabdian mayarakat ini adalah untuk mengenalkan, mendemonstrasikan, serta mengimplementasikan metode Montessori dalam kegiatan belajar sains dan matematika bagi anak usia dini. Kegiatan dilaksanakan di Kelompok Bermain PAUD ‘Aisyiyah Mantrijeron Yogyakarta pada bulan Juli sampai dengan September 2018. Metode pelaksanaan kegiatan yaitu dengan workshop pengembangan skenario pembelajaran, demonstrasi oleh tim pengabdi, dan implementasi oleh tim pengajar. Hasil menunjukkan bahwa workshop dalam bentuk diskusi dan pengembangan skenario pembelajaran dapat menambah pengetahuan guru tentang “metode Montessori”. Melalui demonstrasi, guru dapat memperoleh gambaran riil apa itu metode Montessori. Melalui implementasi, guru mampu melaksanakan dengan baik metode Montessori dalam aktivitas belajar sehingga peserta didik antusias mengikuti kegiatan serta memperoleh kompetensi berinteraksi dengan lingkungan sosial.
TRIHAYU: Jurnal Pendidikan Ke-SD-an, 2020
The purpose of this study is to describe the implementation of joyful learning in fractional mate... more The purpose of this study is to describe the implementation of joyful learning in fractional material. In addition, this study also studied the ability of inclusive class students on fraction material using joyful learning strategies. This uses a quantitative descriptive. The instruments of this study were tests and questionnaires. The results showed that learning mathematics with full learning of the material on fraction material showed good results in understanding the concept of fractions. Students also give positive responses to the process of learning mathematics in class. This can be seen from the number of students who like learning mathematics which increased from 18.18% to 68.18%. Students with special needs are able to understand the basic concepts of fractions well and enthusiastically even though they require special assistance.
UNION: Jurnal Ilmiah Pendidikan Matematika, 2018
Tujuan penelitian ini adalah mendeskripsikan pencapaian kemampuan pemecahan masalah matematis mah... more Tujuan penelitian ini adalah mendeskripsikan pencapaian kemampuan pemecahan masalah matematis mahasiswa PGSD serta mendeskripsikan kelemahan mahasiswa dalam pembelajaran dengan masalah open-ended ditinjau dari kemampuan pemecahan masalah matematis. Jenis penelitian ini adalah deskriptif kuantitatif. Subjek penelitian ini adalah mahasiswa PGSD Universitas Sarjanawiyata Tamansiswa Yogyakarta. Metode pengumpulan data pada penelitian ini adalah metode tes. Hasil penelitian menunjukkan pencapaian kemampuan pemecahan masalah matematis mahasiswa PGSD tergolong pada kategori tinggi dengan perolehan rata-rata skor KPM yaitu 51,76. Persentase mahasiswa yang memiliki kemampuan pemecahan masalah pada kategori tinggi adalah 94%, sementara 6% dari total mahasiswa berada pada kategori sedang. Tidak ada mahasiswa yang berada pada kategori rendah. persentase penguasaan mahasiswa pada tahapan memahami masalah 99,20%, merencanakan strategi 95,20%, menyelesaikan masalah 81,60%, dan memeriksa kembali ya...
Trihayu: Jurnal Pendidikan Ke-SD-an
This study aims to determine students' interest in learning mathematics in face-to-face learn... more This study aims to determine students' interest in learning mathematics in face-to-face learning during the covid-19 pandemic. The research method used is a qualitative descriptive method of phenomenology with the research subject of 11 students in grade 5 SD Negeri Sumberharjo, Pacitan. The data collection technique used a closed questionnaire and was given using a google form. The data analysis technique was carried out using a Likert scale and then the obtained questionnaire scores were analyzed. The result showed that the interest in learning mathematics in grade 5 SD Negeri Sumberharjo in face-to-face learning during the covid-19 pandemic was in the high category of 90%, while the rest were in the medium category.
KnE Social Sciences
This study investigated the influence of good corporate governance, in terms of the size of the b... more This study investigated the influence of good corporate governance, in terms of the size of the board of commissioners, the size of the board of directors, and the firm size, on corporate financial stability using total assets. The sample of this study consisted of 11 companies listed in the Jakarta Islamic Index in 2016-1018. The samples were selected using purposive sampling with a period of three years. Multiple linear regression was used for data analysis. The findings showed that the size of the board of commissioners and the size of the firm did not significantly influence corporate financial stability (p > 0.05). However, the size of the board of directors did have a significant influence on financial stability (p = 0.03). It was found that the size of the firm, board of commissioners and board of directors contributed to 7.5% of the change in total assets, while the remaining 92.5% was due to other variables not studied in this research. Keywords: good corporate governanc...
Science Tech: Jurnal Ilmu Pengetahuan dan Teknologi, 2017
This study is aimed to explore the achievement of mathematical probem solving skill of student in... more This study is aimed to explore the achievement of mathematical probem solving skill of student in PGSD Sarjanawiyata Tamansiswa University, and student’s mistake on mathematical problem solving test.This study is a qualitative research and case studies. The subjects were students of the University of Sarjanawiyata Tamansiswa PGSD Yogyakarta who have following courses Mathematics Learning Problems in Elementary School. Two classes were randomly selected two as a research subject, the classes C and G. The instrument in this research is a problem solving skill testand interview guidelines. Based on test data KPM then conducted interviews to 11 students.The results showed that the mathematical problem solving skill of students PGSD UST is low. It can be seen from the acquisition of the average class, class C and class G, both of them are in the category low (<68), ie 52.3261 and 55.2340. The percentage of the number of students who are in low category in class C is 95.65%, while cl...
Abstra ct : The progress of science and technology make a positive contribution in education thro... more Abstra ct : The progress of science and technology make a positive contribution in education through its products. The use of technology has become a necessity to improve mathematics learning process by providing opportunities for teachers to represent the learning material in a more interesting and varied ways. Students’ engagements with, and ownership of, abstract mathematical ideas can be fostered through technology.Teachers already used props and multimedia in geometry learning. Wingeom is one of dynamic geometry software that help students to explore geometry objects easily. The excess of Wingeom in presenting a visualization object geometry is expected to facilitate students' understanding of geometry.
AKSIOMA: Jurnal Program Studi Pendidikan Matematika, 2021
Keterampilan berpikir kritis penting untuk dikembangkan dalam diri mahasiswa, hal ini dikarenakan... more Keterampilan berpikir kritis penting untuk dikembangkan dalam diri mahasiswa, hal ini dikarenakan mempunyai peran yang penting untuk memahami sebuah permasalahan. Keterampilan berpikir kritis mampu ditingkatkan melalui pendekatan Realistic Mathematics Education (RME) karena dalam pembelajarannya mengutamakan process of doing mathematics sehingga mahasiswa mampu menemukan konsep matematikanya sehingga dapat digunakan untuk menyelesaikan suatu permasalahan. Tujuan dari riset yang telah dilangsungkan ialah menguji pengaruh positif pendekatan RME atas keterampilan berpikir kritis mahasiswa Pendidikan Guru Sekolah Dasar (PGSD) yang berada di Universitas Sarjanawiyata Tamansiswa (UST). Kuasi eksperimen merupakan jenis dari riset ini. Riset ini mengaplikasikan desain pretest-postest control group design. Riset ini memiliki sampel yang jumlahnya ialah 76 mahasiswa dari prodi PGSD yang berada di Universitas Sarjanawiayata Tamansiswa. Cluster random sampling merupakan teknik yang digunakan pada riset ini dalam penentuan jumlah sampel. Teknik pada pengumpulan data yakni memakai tes keterampilan berpikir kritis dengan jumlah lima soal pre-test dan lima soal pos-test. Analisis pada riset ini ialah menggunakan uji t guna menguji hipotesisnya. Riset ini membuktikan bahwa ada pengaruh yang positif kegiatan belajar mengajar yang menerapkan pendekatan RME terhadap keterampilan berpikir kritis mahasiswa menurut taraf signifikansi yakni 0,001 < 0,05 yang menunjukkan bahwasanya H 0 ditolak sehingga Ha otomatis diterima.
TRIHAYU: Jurnal Pendidikan Ke-SD-an, 2019
This research is purposed to develop Student’s Activity Sheet based Higher Order Thinking Skills... more This research is purposed to develop Student’s Activity Sheet based Higher Order Thinking Skills in Skala Material for Elementary School Grade V, to investigate the feasibility product LKPD based on Professional Validator assessment, to investigate Student’s response towards LKPD product, and to investigate the study result after learning process with developmental product LKPD. This research conducted in SD Negeri Karangmulyo with the subject of research is 18 students. The research method used is Research and Development (R&D). The results show that the LKDP product was successfully developed with a very good result based on validator matter experts, a good assessment based on validator media experts, a good assessment based on validator language experts, and good assessment based on class teacher. The Limited trial indicates a positive response from the students with a percentage of 100%. Then, the first trial in this research indicates a positive response from students with a ...
Jurnal Riset Pendidikan Matematika, 2014
Tujuan penelitian ini adalah untuk menghasilkan modul matematika SMK bidang seni, kerajinan, dan ... more Tujuan penelitian ini adalah untuk menghasilkan modul matematika SMK bidang seni, kerajinan, dan pariwisata berbasis open-ended problem. Penelitian ini merupakan penelitian pengembangan model four-D Thiagarajan yang telah dimodifikasi, yang melalui tiga tahap yaitu pendefinisian, perancangan, dan pengembangan. Data kevalidan, kepraktisan, dan keefektifan berupa penilaian terhadap modul dianalisis dengan mengkonversi skor menjadi data kualitatif skala lima sedangkan data keefektifan berupa tes hasil belajar dianalisis dengan persentase ketuntasan belajar dan peningkatan hasil belajar yang dianalisis dengan N-gain ternormalisasi. Tingkat kevalidan dapat dilihat dari penilaian dua ahli pembelajaran matematika yang menyatakan bahwa modul sangat valid. Tingkat kepraktisan dapat dilihat dari hasil penilaian guru dan siswa yang menyatakan modul sangat praktis untuk digunakan dalam pembelajaran matematika. Tingkat keefektifan dapat dilihat dari hasil pencapaian KKM siswa dan peningkatan has...
Nelly Rhosyida. 2010. Analisis Kesalahan Peserta Didik Kelas VIII SMP Negeri 2 Toroh dalam Menyel... more Nelly Rhosyida. 2010. Analisis Kesalahan Peserta Didik Kelas VIII SMP Negeri 2 Toroh dalam Menyelesaikan Materi Pokok Segitiga dan Segiempat pada Tes Tingkat Perkembangan Berpikir Geometri Model Van Hiele. Skripsi, Program Studi Pendidikan Matematika, Universitas Negeri Semarang. Pembimbing : (I) Dr. Hardi Suyitno, M. Pd, (II) Drs. Edy Soedjoko, M. Pd. Geometri menempati posisi khusus dalam kurikulum matematika setingkat SMP, karena banyaknya konsep-konsep yang termuat di dalamnya yaitu mencapai 7 dari 16 kompetensi dasar atau sekitar 43,75% dari keseluruhan materi di SMP. Rata-rata prestasi hasil belajar matematika peserta didik SMP Negeri 2 Toroh masih tergolong rendah. Rata-rata hasil belajar peserta didik pada materi lingkaran yaitu 65,25 dengan 45,13% dari 195 anak tidak memenuhi KKM. Rata-rata hasil belajar pada materi kubus, balok, prisma, limas dan bagian-bagiannya yaitu 61,13 dengan 49,23% anak tidak memenuhi KKM. Van Hiele mengemukakan tahap perkembangan berpikir yang meliputi tahap visualisasi, analisis, deduksi informal, deduksi, dan rigor. Berdasarkan beberapa penelitian, teori van Hiele memberikan dampak positif bagi pembelajaran geometri. Permasalahan dalam penelitian ini adalah bagaimanakah pencapaian pemahaman geometri peserta didik pada tingkatan perkembangan berpikir geometri, serta kesalahan-kesalahan apa saja yang dilakukan peserta didik dalam menyelesaikan soal tes pada tingkatan perkembangan berpikir geometri model van Hiele. Tujuan dalam penelitian ini adalah mengetahui pencapaian pemahaman geometri peserta didik pada tingkatan perkembangan berpikir geometri model van Hiele, serta mengetahui kesalahan-kesalahan apa saja yang dilakukan peserta didik dalam menyelesaikan soal tes pada tingkatan perkembangan berpikir geometri model van Hiele. Penelitian ini menggunakan pendekatan kualitatif. Data yang digunakan adalah data primer, yaitu data tertulis dari hasil pekerjaan soal tes dan hasil wawancara peserta didik. Analisis data dilakukan melalui tahap reduksi data, penyajian data, penarikan simpulan dan verifikasi, dan pengecekan keabsahan data melalui triangulasi. Berdasarkan hasil penelitian diketahui bahwa pencapaian tingkat perkembangan berpikir geometri menurut teori van Hiele dari 36 anak didapatkan 29 anak atau 80,56% berada pada pemahaman tingkat 0 (visualisasi), 7 anak atau 19,44% berada pada pemahaman tingkat 1 (analisis), dan tidak ada seorang pun yang mencapai tingkat 2 (deduksi informal). Kesalahan-kesalahan yang dilakukan peserta didik dalam menyelesaikan soal tes pada tingkatan perkembangan berpikir geometri model van Hiele adalah hierarki keterampilan, manipulasi tidak langsung , data tidak tepat, prosedur tidak tepat, konflik level respon, kesimpulan hilang, gejala data hilang dan selain 7 kategori tersebut memiliki presentase berturut-turut mencapai 38,74%; 15,89%; 15,02%; 14,80%; 5,44%; 5,33%; 2,07% dan 2,72%. Kata Kunci : Analisis, Kesalahan, Geometri, Teori van Hiele
Prosiding Seminar Nasional Program Pengabdian Masyarakat, 2019
TRIHAYU: Jurnal Pendidikan Ke-SD-an, 2021
This study is aimed to determine the effectiveness of problem-solving learning in terms of mathem... more This study is aimed to determine the effectiveness of problem-solving learning in terms of mathematic critical thinking skills of the student in PGSD Sarjanawiyata Tamansiswa University. This study is quantitative research in the form of quasi-experiments with pretest-posttest control group research design. The population of this study is all students of the year 2016/2017 PGSD UST Yogyakarta. The experimental class and control class that taken at random are class C and class D. This research was conducted in April 2017 in PGSD UST Yogyakarta. The instrument of this study is the critical mathematical thinking skills test. instruments test were tested for validity using KMO and Bartlette's Test and reliability by using Cronbach's Alph. The data of the critical mathematical thinking test were analyzed using the SPSS program. Based on the hypothesis test, it can be concluded that the mathematics learning outcomes of students who are treated with problem-solving learning are as ...
Jurnal Perseda : Jurnal Pendidikan Guru Sekolah Dasar, 2022
Pandemi covid-19 telah mengubah sistem pembelajaran tatap muka menjadi sistem pembelajaran jarak ... more Pandemi covid-19 telah mengubah sistem pembelajaran tatap muka menjadi sistem pembelajaran jarak jauh atau biasa disebut dengan kegiatan belajar dari rumah/pembelajaran online. Hal ini tentu saja mengubah peran pendidik yang jika di sekolah dilakukan oleh guru dengan adanya kegiatan belajar dari rumah tergantikan oleh orangtua. Matematika bukanlah pelajaran yang mudah untuk dipelajari anak bahkan ketika pembelajaran tatap muka. Oleh sebab itu diperlukan peran orangtua di rumah untuk membatu anak memahami materi matematika. Tujuan dari penelitian ini adalah untuk mengetahui seberapa besar peran orangtua dalam mendampingi anak belajar matematika di rumah selama masa pandemi covid-19. Metode penelitian yang digunakan dalam penelitian ini berupa deskriptif kualitatif. Instrumen penelitian yang digunakan berupa angket yang diberikan kepada 48 orangtua siswa kelas 5 dan 6 SD Negeri Sendangsari melalui google form. Berdasarkan data angket diperoleh hasil bahwa orangtua sudah cukup baik da...
AlphaMath : Journal of Mathematics Education, 2021
This study aims to describe student learning outcomes through the application of the online learn... more This study aims to describe student learning outcomes through the application of the online learning system (SIPEDAR) during the COVID-19 pandemic and to find out what features are used in learning through SIPEDAR such as assignment (assignment), attendance (presence), bigbluebottonBN, choice, databases, external tools, feedback, forums, glossaries, quizzes, chats, quizzes, lessons, scrom packages, surveys, workshops, books, files, folders, IMS content packages, labels, pages, and URLs. This type of research is qualitative research. The subjects in this study were third semester students who took Mathematics at Elementary School Class High in the elementary school teacher education study program at Universitas Sarjanawiyata Tamansiswa. The instruments used were in the form of multiple choice questions, true false statements, and descriptions. The results of the study were the average quiz score and the average assignment score in class 3A, namely 83.27 and 72.90. The average quiz sc...
Proceedings of the International Conference of Science and Technology for the Internet of Things, 2019
This study is aimed to describe the mathematical critical thinking skills of PGSD students with a... more This study is aimed to describe the mathematical critical thinking skills of PGSD students with an open ended approach. Subjects in this study were student grade4. The method used in this study is a quasi-experimental design. Data analysis using independent sample t test and categorization based on aspects of critical thinking skills. The average score of the open-ended class is higher than the average score of the class with group discussion learning, that is 73,18> 66,72. It means the experimental class learning outcomes are higher than the control class. The critical thinking skills of open ended class is in high category, while group discussion class is in the middle category. The stages of recognize assumption, the mastery percentage of the experimental class is 88,27% while the control class is 75,50%. At the evaluate the argument stage, the experimental class is 74,49% while the control class is 53,50%. At the stage of draw conlussion, the percentage of the experimental class is 23,47% while the control class is 9%. Sig. 2 tailed in the t-test results is 0.041 <0.05 which means that using the open ended approach is more effective.
Science Tech: Jurnal Ilmu Pengetahuan dan Teknologi, 2020
This study aims to describe student learning outcomes through quizzes and assignments on e-learni... more This study aims to describe student learning outcomes through quizzes and assignments on e-learning edmodo in the covid-19 pandemic era. This study also aims to determine the implementation of learning through edmodo by utilizing features in edmodo such as uploading material, videos, poll, quiz, and assignment. The subjects of this study were the second semester student’s elementary school education program of the Sarjanawiyata Tamansiswa University who were taking elementary school mathematics classes. The instrument used was in the form of multiple choice questions, essay, and true false statements. The results obtained by the 2D class obtained an average quiz score of 78.81 and an average grade of 72.85; Class 2E obtained an average quiz score of 83.14 and an average grade of 70.23; and grade 2I obtained an average quiz score of 92.23 and an average grade of assignments of 73.12. Student learning outcomes in all three classes namely 2D, 2E and 2I are included in both categories...
Proceedings of the SEMANTIK Conference of Mathematics Education (SEMANTIK 2019), 2020
This study is aimed to find out about the ability of students' self-assessment, especially toward... more This study is aimed to find out about the ability of students' self-assessment, especially towards learning mathematics through the use of diary books. This type of research uses quantitative descriptive research. This study uses instruments in the form of diary books, questionnaires, and interview guidelines. The results showed that the use of diary writing techniques as an alternative attitude assessment can be said to be quite effective. Aspects of self-assessment obtained are the ability of students to assess the tendency towards mathematics, the ability of students to assess self-mastery of the material, assessment of the implementation of learning, student attitudes, and assessment of other friends.
The purpose of this study was to describe the use of a liveworksheet in optimizing the assessment... more The purpose of this study was to describe the use of a liveworksheet in optimizing the assessment of flipped classrooms in elementary school. This research used a descriptive qualitative approach. This research instrument was a questionnaire. The subjects of this study were 100 teachers from various regions in Indonesia. The results of the study stated that 96% of respondents stated that the liveworksheet media was interesting to use in learning, 91% of respondents said that the liveworksheet could be adjusted to the needs of students at elementary school age. As many as 82% of respondents stated that the use of a liveworksheet could be used for authentic assessment, and 76% of respondents stated that it was easy to use it in learning. Based on this, it could be said that the liveworksheet could be used as an alternative to an online-based assessment tool that was attractive, interactive, easily-accessible, and presented a variety of activities that could be tailored to the characte...
Pembelajaran matematika yang dilaksanakan guru di kelas menjadi persoalan yang sangat menarik unt... more Pembelajaran matematika yang dilaksanakan guru di kelas menjadi persoalan yang sangat menarik untuk didiskusikan. Siswa memandang matematika sebagai suatu mata pelajaran yang sangat membosankan, menyeramkan, bahkan menakutkan. Banyak siswa yang berusaha menghindari mata pelajaran tersebut. Hal ini jelas sangat berakibat buruk bagi perkembangan pendidikan matematika ke depan. Pembelajaran bermakna diharapkan dapat meningkatkan sikap positif terhadap matematika yang akhir-akhir ini sangat jarang dilakukan. Tulisan ini menguraikan tentang cara menumbuhkan sikap positif siswa terhadap pembelajaran matematika yang pada akhirnya dapat meningkatkan hasil belajar siswa. Kata kunci: Sikap positif, dan pembelajaran matematika
Tujuan kegiatan pengabdian mayarakat ini adalah untuk mengenalkan, mendemonstrasikan, serta mengi... more Tujuan kegiatan pengabdian mayarakat ini adalah untuk mengenalkan, mendemonstrasikan, serta mengimplementasikan metode Montessori dalam kegiatan belajar sains dan matematika bagi anak usia dini. Kegiatan dilaksanakan di Kelompok Bermain PAUD ‘Aisyiyah Mantrijeron Yogyakarta pada bulan Juli sampai dengan September 2018. Metode pelaksanaan kegiatan yaitu dengan workshop pengembangan skenario pembelajaran, demonstrasi oleh tim pengabdi, dan implementasi oleh tim pengajar. Hasil menunjukkan bahwa workshop dalam bentuk diskusi dan pengembangan skenario pembelajaran dapat menambah pengetahuan guru tentang “metode Montessori”. Melalui demonstrasi, guru dapat memperoleh gambaran riil apa itu metode Montessori. Melalui implementasi, guru mampu melaksanakan dengan baik metode Montessori dalam aktivitas belajar sehingga peserta didik antusias mengikuti kegiatan serta memperoleh kompetensi berinteraksi dengan lingkungan sosial.
TRIHAYU: Jurnal Pendidikan Ke-SD-an, 2020
The purpose of this study is to describe the implementation of joyful learning in fractional mate... more The purpose of this study is to describe the implementation of joyful learning in fractional material. In addition, this study also studied the ability of inclusive class students on fraction material using joyful learning strategies. This uses a quantitative descriptive. The instruments of this study were tests and questionnaires. The results showed that learning mathematics with full learning of the material on fraction material showed good results in understanding the concept of fractions. Students also give positive responses to the process of learning mathematics in class. This can be seen from the number of students who like learning mathematics which increased from 18.18% to 68.18%. Students with special needs are able to understand the basic concepts of fractions well and enthusiastically even though they require special assistance.
UNION: Jurnal Ilmiah Pendidikan Matematika, 2018
Tujuan penelitian ini adalah mendeskripsikan pencapaian kemampuan pemecahan masalah matematis mah... more Tujuan penelitian ini adalah mendeskripsikan pencapaian kemampuan pemecahan masalah matematis mahasiswa PGSD serta mendeskripsikan kelemahan mahasiswa dalam pembelajaran dengan masalah open-ended ditinjau dari kemampuan pemecahan masalah matematis. Jenis penelitian ini adalah deskriptif kuantitatif. Subjek penelitian ini adalah mahasiswa PGSD Universitas Sarjanawiyata Tamansiswa Yogyakarta. Metode pengumpulan data pada penelitian ini adalah metode tes. Hasil penelitian menunjukkan pencapaian kemampuan pemecahan masalah matematis mahasiswa PGSD tergolong pada kategori tinggi dengan perolehan rata-rata skor KPM yaitu 51,76. Persentase mahasiswa yang memiliki kemampuan pemecahan masalah pada kategori tinggi adalah 94%, sementara 6% dari total mahasiswa berada pada kategori sedang. Tidak ada mahasiswa yang berada pada kategori rendah. persentase penguasaan mahasiswa pada tahapan memahami masalah 99,20%, merencanakan strategi 95,20%, menyelesaikan masalah 81,60%, dan memeriksa kembali ya...