PENGEMBANGAN PENUNTUN PRAKTIKUM MENGGUNAKAN INDIKATOR BAHAN ALAM PADA MATERI ASAM BASA
This research is a development that aims to develop practical instruction using indicators of natural ingredients in acid-base material. This type of research is research and development (R&D). This development research uses 2 stages of the 4D model is define and design. The instrument used was an interview. Data collection was carried out at SMA Negeri 3 Tanjungpinang. The practical instruction was tested on 1 chemistry teacher and 29 students of class XI MIPA. The results showed that: (a) the results of the needs analysis showed 100% of students said they did not always use practical guides when practicing; (b) teaching materials are developed using Microsoft Word 2010 and the format of the practicum guide is cover, study instructions, purpose of the practical, theoretical basis, material tools, work steps, assessment and bibliography.