Y. Kawarti, Armiati
This research based on reality because it is found in the research fields that a study of the learning has already been worked optimally, but the results of learning are still gained some lower minimum achievement criteria In student's activities they do not want to ask and express their ideas or opinions, even though they often get some difficulties to solve their problems are about the expressing of learning. Teachers have low competencies in using their skill usages for learning methods, and the textbooks of the study which are not used to facilitate in the concept meanings from the materials are being learned. When they described it to their students, they will also feel the poor relation for the reality and also daily student lives. The products are gained from this research, such as, the HLT, the teachers' books and the students' books. That each of them They use the Plomp developed model which consists of the initial investigation phases, the prototype making and pointing phase, both of them make a discussion of the study development in this research. This is as an introduction phase. The purpose of this research wants to produce the design learning development as a set topic base on the problem based learning on the 7th at SMPN l VII Koto Sungai Sarik is validly, practically, and associatively. The data is obtained this initial stage and used to design the HLT, the teachers' and student's worksheet. © 2020 Published under licence by IOP Publishing Ltd.
Mathematics Department, Universitas Negeri Padang, Indonesia
