The improvement of student learning outcomes using structured worksheet on stoichiometry concepts in online learning

Abstract

The purpose of this study was to investigate the effect of using Structured Worksheets to increase student learning outcomes on the stoichiometry concept. This study used one group pretest-posttest design with 19 students in the eleventh grade of SMA Negeri 2 Lamongan. Student learning outcomes were determined by Stoichiometry Test. The result showed that Structured Worksheet can improve student learning outcomes, which were indicated by an average score of 57 at pretest becomes 93 at posttest, an average N-gain score of 0,86, and the lowest score at posttest was 83, above the standard minimum score which is 80.