PENGEMBANGAN PERANGKAT PEMBELAJARAN MODEL GUIDED DISCOVERY BERBASIS BUDAYA BATAK TOBA UNTUK MENINGKATKAN KEMAMPUAN PEMAHAMAN KONSEP MATEMATIS SISWA SMP

Abstract

This study aimed to describe the learning devices with guided discovery models based on Batak Toba culture that is valid, practical and effective in improving the conceptual understanding. This research is a development research with Thiagarajan 4-D development model. Instrument of this research is test validation sheet, observation sheet, interview sheet and student response questionnaire. The products produced are RPP, Master Book, Student Book, and Conceptual Understanding Test. The results showed that: Test I conducted on the students of class VIII-C and trial II in class VIII-B SMP Negeri 1 Tukka. From the results of this study obtained that: (1) Learning devices developed valid with the average total validity RPP = 4.31, Student Book = 4.30, Teacher Book = 4.21, LAS = 4.36, the six tests of conceptual understanding of valid with reliability 0.814; (2) learning devices developed practically viewed from the results of learning and interviewing; (3) learning devices developed effectively, seen from the achievement of students’ learning mastery, learning time does not exceed ordinary learning and student’s response to learning in good category; Furthermore, it is recommended to the math teacher to use learning devices with guided discovery models based on Batak Toba culture as one of the tools to improve students’ conceptual understanding.