PENGEMBANGAN LEMBAR KERJA PESERTA DIDIK (LKPD) MATEMATIKA MATERI BANGUN RUANG SISI DATAR BERBASIS PENEMUAN TERBIMBING SISWA KELAS VIII UPT SMP NEGRI 40 BANDAR LAMPUNG TAHUN PELAJARAN 2022/2023

Abstract

In an effort to improve the learning process more effectively with the presence of students who are directly or actively involved in learning so that the learning process for students is more meaningful. One alternative teaching materials that can be developed to direct students' mindsets and build students' independence is to develop student worksheets (LKPD) based on guided discovery. The development model used is the ADDIE development model (Analysis, Design, Development, Implementation, and Evaluation). The test subjects in this study were mathematics teachers and class VIII students at UPT SMPN 40 Bandar Lampung. The teacher as a facilitator in the learning process and students as the main subject in the implementation of the mathematics worksheet test. Based on the results of research 1. Guided discovery-based worksheets on the flat-sided building material for class VIII students are suitable for use as learning media in terms of the criteria for good validity, the material obtains an average value of 3.88 with the criteria "Enough Valid", the media obtains an average value of 3.88. the average value is 4.12 with the "Valid" criteria, and the language gets an average value of 4.21 with the "Valid" criteria and the results of the student responses with an overall average of 4.49 with the "Interesting" criteria and from the response results subject teachers get an average score of 4.3 with the criteria of "Practical" as a learning medium.