Penerapan Model Pembelajaran Kooperatif Time Token Untuk Meningkatkan Prestas…

Research on the application of cooperative learning model Time Token has been conducted to improve student learning achievement on the topic stoichiometry at class X SMAN 2 Siak Hulu. This research is experimental research with randomized control group pretest-posttest design. The sample took in the month February – maret 2013. The sample consisted of two class, X3 class as control class. Ex…