Penerapan Strategi Genius Learning untuk Meningkatkan Hasil Belajar Siswa pada Pokok Bahasan Koloid di Kelas XI SMA Negeri 2 Siak Hulu

This research aims to know the improve of students learning achievement by using Genius Learning strategy on the topic of the colloid in class XI science senior high school 2 Siak Hulu. This research was experimental research with pretest-postest design. The sample of this research were students of class XI science 4 as the experimental research and students of class XI science 3 as a control class that has been randomly selected after a test of normally and homogenity test. Experiment class is a class that is applied Genius Learning strategy while the control class was not. Data analysis technique used is t-test. Based on analysis of the data obtained tcount > ttable is 1,89 > 1,67, it is mean that the apllication of Genius Learning strategy can improved students learning achievement on the topic of the colloid in class XI science senior high school 2 Siak Hulu. The category improvement of student achievement at experiment class was high category with N-gain normalized is 0,79. Meanwhile, the category improvement of student achievement in control class was medium category with N-gain normalized is 0,68. Genius Learning strategy can activate the students in learning process to improve the students achievement in learning