Jurnal Pendidikan dan Pembelajaran Matematika Indonesia (JPPMI) Vol. 10 No. 1 (2021) contains 5 scientific articles addressing various issues in mathematics education and learning, including the effect of the Treffinger learning model combined with an Open-Ended approach on mathematics learning outcomes, the implementation of the Make a Match cooperative learning model to improve problem-solving skills, the Visual Thinking approach to mathematical problem-solving, the Learning Together model supported by concept maps to improve students’ understanding of mathematical concepts, and the implementation of the LAPS-Heuristic model to enhance students’ problem-solving abilities.

The articles were written by researchers and academics from Ganesha University of Education, located in Singaraja, Bali. The research topics also involve schools in the Tejakula, Sawan, and North Kuta areas of Bali, demonstrating the contribution of academic research to the development of mathematics teaching and learning practices at the school level.