PENGARUH MEDIA E-LEARNING BERBASIS WEBLOG PADA PEMBELAJARAN MODEL KOOPERATIF TIPE TPS (THINK PAIR SHARE) TERHADAP HASIL BELAJAR KIMIA SISWA PADA POKOK BAHASAN STRUKTUR ATOM DAN SISTEM PERIODIK UNSUR

This research was purposed to look at the influence of e-learning based weblog implementation toward the increasing of student’s achievement on subject of atom structure and periodict unsure system. The population of research was all students of XI IPA SMAN 3 Medan which consisted of 9 classes with total of 414 students. By using random sample, 2 classes with total of 80 students was used as sample such that gotten class of 1st experiment was e-learning based weblog with instructional model of TPS cooperative type and class of 2nd experiment was not e-learning based weblog with instructional model of TPS cooperative type. The percentage of student’s achievement was increasing by using e-learning based weblog toward the teaching and learning with instructional model of TPS cooperative type was 77.920% and without it was 66.200%. By using data analysis, t-statistics was 6.267 than t-table was 1.994 where α = 0.05 and dk = 78 such that t-statistics > t-table. So, Ha was accepted and could be concluded that student’s achievement by using e-learning based weblog implementation using instructional model of TPS cooperative type was higher than the student’s achievement without it.