Volume 6 Issue 1 January 2021

Articles

• A design approach to mathematics teacher educator development in East Africa

  Jennie Golding ⁽¹⁾, Marjorie Sarah K. Batiibwe ⁽²⁾

  (1) Institute of Education, University College London, United Kingdom, United Kingdom ,

  (2) Department of Science, Technical and Vocational Education, Makerere University, Kampala, Uganda, Uganda

  1-16

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  DOI : 10.23917/jramathedu.v6i1.11898

  Abstract View : 31

  PDF downloads: 26
• A Van Hiele Theory analysis for teaching volume of threedimensional geometric shapes

  Eunice Kolitsoe Moru ⁽¹⁾, Maqoni Malebanye ⁽²⁾, Nomusic Morobe ⁽³⁾, Mosotho Joseph George ⁽⁴⁾

  (1) Department of Mathematics and Computer Science, National University of Lesotho, Lesotho, Lesotho ,

  (2) John Maund High School, Maseru, Lesotho, Lesotho ,

  (3) Department of Science Education, National University of Lesotho, Lesotho, Lesotho ,

  (4) Department of Chemistry and Chemical Technology, National University of Lesotho, Lesotho, Lesotho

  17-31

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  DOI : 10.23917/jramathedu.v6i1.11744

  Abstract View : 64

  PDF downloads: 33
• The effectiveness of goal-free problems for studying triangle similarity in collaborative groups

  Pratama Wahyu Purnama ⁽¹⁾, Endah Retnowati ⁽²⁾

  (1) Department of Mathematics Education, Yogyakarta State University, Indonesia, Indonesia ,

  (2) Department of Mathematics Education, Yogyakarta State University, Indonesia, Indonesia

  32-45

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  DOI : 10.23917/jramathedu.v6i1.11198

  Abstract View : 37

  PDF downloads: 18
• Rubric as a learning tool in teaching application of derivatives in basic calculus

  Leah Conejos Auxtero ⁽¹⁾, Roar Abalos Callaman ⁽²⁾

  (1) Department of Senior High School, University of Mindanao, Philippines, Philippines ,

  (2) College of Education, University of Southeastern Philippines, Philippines, Philippines

  46-58

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  DOI : 10.23917/jramathedu.v6i1.11449

  Abstract View : 68

  PDF downloads: 53
• Cognitive flexibility: exploring students’ problem-solving in elementary school mathematics learning

  Sri Rahayuningsih ⁽¹⁾, Sirajuddin Sirajuddin ⁽²⁾, Nasrun Nasrun ⁽³⁾

  (1) Department of Mathematics Education, STKIP YPUP Makassar, Indonesia, Indonesia ,

  (2) Department of Primary School Teacher Education, Universitas Muhammadiyah Makassar, Indonesia, Indonesia ,

  (3) Department of Mathematics Education, Universitas Muhammadiyah Makassar, Indonesia, Indonesia

  59-70

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  DOI : 10.23917/jramathedu.v6i1.11630

  Abstract View : 161

  PDF downloads: 90
• How to predict good days in farming: ethnomathematics study with an ethnomodelling approach

  Uba Umbara ⁽¹⁾, Wahyudin Wahyudin ⁽²⁾, Sufyani Prabawanto ⁽³⁾

  (1) Department of Mathematics Education, STKIP Muhammadiyah Kuningan, Indonesia, Indonesia ,

  (2) Department of Mathematics Education, Universitas Pendidikan Indonesia, Indonesia, Indonesia ,

  (3) Department of Mathematics Education, Universitas Pendidikan Indonesia, Indonesia, Indonesia

  71-85

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  DOI : 10.23917/jramathedu.v6i1.12065

  Abstract View : 59

  PDF downloads: 40