This study aimed to prove the effectiveness of the application of the group investigation learning model in improving students' interpersonal skills. The sample of this study was 116 students, which was determined by a simple random sampling technique. This experimental research used pre-test post-test Control Group Design. Data were obtained by…

This study aims to find out if the results of students' learning through the implementation of a group investigation learning model through mathematical domino media is better than the implementation of a conventional learning model on the rank number and root form materials. The study was a quasi-experiment with the design of a randomized control…

This article aims to describe the mathematical identity of elementary school students during studying mathematics. When studying mathematics, the students often face difficulties in understanding the concepts which results the decrease in their learning motivation. It will lead to the lack of development of their mathematical identity. The…

This research was carried out to analyze the effect of Group Investigation (GI) model on the student problem solving ability and students academic achievement on the digestive system material for students grade 8th junior high school 2 Belimbing Hulu. In this study we used quasi experimental design according to the quantitative research methods,…

Indonesia's involvement in the Programme for International Student Assessment (PISA) is one attempt to see how far the development of educational programs in our country compared to other countries in the world. PISA results show that Indonesia is still at the lower level. This means that the ability of Indonesian students in solving problems that…