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Development of Student Worksheets Based on Problem Based Learning on Buffer Solution Materials Based on the 2013 revised 2018 Curriculum
Mawardi Mawardi, Putri Fatimah, Okta Suryani, Irfan Ananda Ismail

Departmen Kimia FMIPA Universitas Negeri Padang Jalan Prof. Dr. HAMKA Air Tawar Padang 25131, Indonesia.
mawardianwar[at]fmipa.unp.ac.id


Abstract

Abstract: This research aims to produce a product in the form of a Worksheets on Buffer and to find out how the validity and practicality categories of the worksheets produced. Thisis Research and Development study that aims to produce a particular product. The researchuses the Plomp model which consist of three stages, preliminary research, prototyping stage and assessment phase.The Instrument to bevalidity test in the formavalidation sheet and practicality test in the form a practicality sheet. This product is validated by 5 validators consisting of 3 lecturers of chemistry majors at FMIPA UNP and 2 teachers from SMA N 8 Padang. The result of the validation obtained the moment kappa value (k) of 0,901. In the small group test, the worksheets has an average practicality value of 0,87 with a very high category. As for the questionnaire responses of students in the field test has a high practicality category with a kappa moment value of 0,79. So, that from the value it can be said that the worksheets produced is very valid and very practical.

Keywords: Problem based learning, Worksheet, Buffer, Plomp model

Topic: Opportunities and Challenges for Future Teachers

Plain Format | Corresponding Author (Mawardi Mawardi)

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