Uji Validitas Alat Peraga Magnet Sebagai Media Pembelajaran IPA Fisika SMP

This study aims to test the validity of experimental devices and experimental devices with Rnd method. Validity test was conducted at the Learning Media Development Laboratory of Physics Education Study Program of Physics Education Department of PMIPA Faculty of Teacher Training and Education University of Riau. This research was conducted from April to June 2017. With 3 lecturers validator who…