MENINGKATKAN KEMAMPUAN BERPIKIR KRITIS SISWA MATERI PEMBELAHAN SEL MENGGUNAKAN DISCOVERY LEARNING BERBASIS LKS DIVERGEN DI SMAN 14 SURABAYA

Abstract

Action Research This class aims to improve students’ critical
thinking on cell division material through Discovery Learning
model based on Divergen LKS. The study was conducted 2 cycles
in October 2017. Data in the form of teacher action, student
learning outcomes in the form of cognitive ability and critical
thinking skills of students. Indicator of the success of student
learning increasing the value of learning outcomes with student
completeness of 95 %
The result of research shows that the implementation of
Discovery Learning model based on LKS di verging on the
subject of cell division carried out according to the learning
step and teacher guidance, can improve student learning result
that is cognitive ability and critical thinking skill of students
experience improvement after learning, that is average of 70
study result in cycle I and 82 in cycle 2. Classical completeness
52,5 % after cycle I and 95 % after cycle II. Increased critical
thinking of students by 0.78 high category