Has conducted research and development of student worksheets (LKPD) based constructivism approach on the contens for digestive system and chemicals in life of IPA class VIII junior high school. There are five LKPD based constructivist approach developed. This research was conducted at the Laboratory PMIPA of Biology Department of the University of Riau and SMPN 1 Pekanbaru until Desember 2016. …