Sharing and Jumping Based Didactical Design In Collaborative Learning on the topic of Covalent Bonding

by Ermila Gustina, Sumar Hendayana, Asep Supriatna
Published 2018-05-01

Strategies for establishing networking with partner schools for implementing lesson study in Indonesia

by Nurwidodo Nurwidodo, Sumar Hendayana, Iin Hindun, Eri Sarimanah
Published 2018-03-01

COLLABORATIVE LEARNING TO IMPROVE PRESERVICE TEACHERS’ KNOWLEDGE ABOUT CHEMISTRY CONTENT IN THE AUTOMOTIVE VOCATIONAL CONTEXT

by Antuni Wiyarsi, Sumar Hendayana, Harry Firman, Sjaeful Anwar
Published 2015-12-01