Pengembangan Materi Ajar Pengenalan Geometri Berbasis Etnomatematika Siswa Ke…

This research aims to produce development products for teaching materials for the introduction of ethnomathematics-based geometry in class II elementary schools that are in accordance with valid dan practical characteristics. This study is the Research and Development, and the researchers upplied the Plomp model consisting for three phases: preliminary research phase, development phase, and ass…