PENGEMBANGAN LKPD IPAS BERBASIS MODEL PROBLEM BASED LEARNING (PBL) UNTUK MELATIH KEMAMPUAN BERPIKIR KRITIS SISWA KELAS IV SDN 1 SEKARTEJA

Abstract

This study aims to develop teaching materials for LKPD IPAs Based on the Problem
Based Learning (PBL) Model on IPAs content for fourth grade students of SDN 1
Sekarteja. This study is a type of Research and Development (R&D) research with
reference to the ADDIE (Analysis, Design, Development, Implementation,
Evaluation) development model. The instruments in this development research use
validation sheets and student response questionnaires. The validation results from
media experts with a total score of 72 which is in the range of X> 67.08 so that it
can be categorized as "very good" and for material experts with a total score of 27
which is in the range of X> 25.2 so that it can also be categorized as "very good".
The results of the overall student response questionnaire got a score of 715 with an
average of 32.5 so that it is in the range of X> 29.28 with the category of "very good".
Meanwhile, the data from the analysis of students' critical thinking skills increased
after the product trial with a value above the KKM (> 70) of 18 students, while
students who obtained a value below the KKM (≤ 70) were 4 students out of a total
of 22 students. From the initial data, there were 16 students whose scores were
below the KKM (< 70) and 10 other students whose scores were above the KKM (≤
70). So it can be concluded that the product in the form of LKPD IPAS Based on the
Problem Based Learning (PBL) Model is suitable for use as teaching materials in
classroom learning.