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Journal : Global Conference Index

Validity of learning devices based on guided discovery learning model Meisa Kurnia; Irwan Irwan; Yerizon Yerizon
International Conferences on Educational, Social Sciences and Technology
Publisher : Fakultas Ilmu Pendidikan UNP

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29210/2018178

Abstract

One of mathematics learning purposes for students is having the capability or skill to solve a mathematics’ problem, as a means for students to sharpen accuracy, logical, critical, analitycal, and creative reasoning so that problem was not a problem anymore for students. For optimal learning process, it is necessary supported by relevant learning device. This is the basis for research in mathematics learning device development like lesson plan and students worksheet based on Guided Discovery Learning model where learners are also learning and thinking to solve their problems independently through the materials facilitated by teachers and teacher’s guidance. This was a development research which applied Plomp model. Based on the result of research, it could be concluded that guided discovery learning was valid.
Handout Development on Contextual Based-Approach to Improve the Problem Solving Ability of Grade VII Student Alimatu Saqdiah; Armiati Armiati; Yerizon Yerizon
International Conferences on Educational, Social Sciences and Technology
Publisher : Fakultas Ilmu Pendidikan UNP

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29210/2018158

Abstract

Problem solving ability is a very important to attainment of objectives mathematics learning. In fact, the problem solving ability of student is still low. One of the efforts to improve the problem solving ability is handout development on contextual based-approach. The purpose of this development research is to know the characteristics handout on contextual based-approach which are valid, practical, and effective. This development research uses a Plomp model consisting of three phases namely : preliminary, prototyping, and assessment. The instruments were used in this study are validation sheets for RPP and handout, questionnaire for teacher and students, sheets of observation, and test. Handout on contextual based-approach has been valid with validity was 3.58 and it was practical with practicality level of the according to the teachers’ response gave 87,86% and students' response was 82.73%. They also efective to improve the problem solving ability of student.