PENGEMBANGAN BAHAN AJAR DESAIN DIDAKTIS UNTUK MENINGKATKAN KEMAMPUAN BERPIKIR REFLEKTIF MATEMATIS   (DEVELOPMENT OF EDUCATIONAL DESIGN TEACHING […]

Martin Bernard1, Eka Senjayawati2 1.2 IKIP Siliwangi, Jl. General Sudirman, Cimahi, No. 40526, Jawa Barat, Indonesia Email: pamartin23rnard@gmail.com Email: senja_eka@yahoo.co.id

ABSTRACT This study aims to examine the  improvement of students’ mathematical reasoning  and self eficacy ability through the creative problem