Pengaruh Model Guided Discovery terhadap Pemahaman Konsep Siswa pada Materi Koloid SMA

This research aims to know differences in student's understanding of concept on material coloid, between students who are taught by using guided discovery and conventional models and the influence of this model to understanding the concept. Sample was choosen by purposive sampling technique, XI IPA 1 as the experiment class and XI IPA 2 as control class. The research form used was quasi experimental and the research design that used is a non equivalent control group design. The tool for collecting data is cognitive test and observation paper. The result of the U-Mann Whitney we can show the differences understanding of concept between students who are taught by using guided discovery and conventional models with average value of cognitive test in 77,07 and 63,25. The guided discovery model is also an impact of 43,45% of the student's understanding of the concept