This study aims to produce a learning trajectory using the mathematical modeling in helping students to understand the concept of algebraic operations. Therefore, the design research was chosen to meet the research aims and to give in formulating and developing local instructional theory in learning algebraic operations. Learning trajectory…

Mental models are representations of students' minds concepts to explain a situation or an on-going process. The purpose of this study is to describe students' mental model in solving mathematical patterns of generalization problem. Subjects in this study were the VII grade students of junior high school in Situbondo, East Java, Indonesia. This…

This study aimed to produce a valid and reliable assessment tool for junior high school students' integrated science learning and determine their improvement of science process skills (SPS) using the integrated science instruction. The research procedure consisted of ten stages, i.e., preliminary study, planning, development of draft assessment…

The aim of this study was to analyze the effectiveness of learning materials through Problem Based Learning with Karo Culture Context (PBL-KCC), as well as improving students' mathematic problem solving ability and student self-efficacy. Learning materials developed were lesson plan, student book, student worksheet, mathematic problem solving…

A practicum is beneficial in science learning to provide a concrete manifestation of a topic. This study aimed at creating a simulation-based interactive learning multimedia product to assist students' practicum. The product was developed for the topic of cell metabolism process focusing on the energy in living systems. The study employed the…

Most junior high school students considered chemistry as a complicated science subject with an abstract concept, symbols, and terms that must be memorized. The difficulty of learning chemistry made students had low positive perceptions of chemistry. It was needed the right ways to introduce chemistry to them. The purpose of the multiple case study…

Mathematical reasoning ability is the ability to think logically to get a conclusion. This study aims to analyzing the effectiveness of Process Oriented Guided Inquiry Learning (POGIL) with Peer Feedback towards the students' achievement of mathematical reasoning abilities. The population in this study were 7th-grade students in one junior high…

This study aims to examine the improvement of students' written mathematical communication ability in generative learning assisted by teaching aids and discovery learning and describe students' written mathematical communication in terms of self-confidence. The method used in this study is mix-methods. The population in this study were…

There is growing interest in the introduction of Einsteinian concepts of space, time, light and gravity across the entire school curriculum. We have developed an educational programme named 'Einstein-First', which focuses on teaching Einsteinian concepts by using simple models and analogies. To test the effectiveness of these models and analogies…

The new curriculum (K13) requires a teacher to develop students' ability in order to learn and fully understand Mathematics. The important abilities needed for a student in understanding Mathematics are the creative thinking and self-confidence. The certain study is essential in order to enhance students' ability of mathematical creative thinking…

Purpose: Attitude is expression or response of students regarding learning. Attitudes in the form of expressions of like, dislike or rejecting an object. The purpose of this research is to describe the attitudes of students towards the three attitude indicators at middle school in Jambi Province Indonesia. Research Methods: Type of research is…

Sustainability awareness is one of the things that the student should have to help in a caring environment. Sustainability awareness of the student can be built by knowledge and awareness of what should be done or not. The student will be more aware of the students involved and explore more in building a concept about the environmental issue…

In Indonesian secondary schools, young learners might have some difficulties such as lack of motivation, lack of confidence and disengagement in learning English, which contribute to the level of their social-emotional competencies (SEC). This study was conducted to investigate the relations between 103 seventh graders' SEC and their English…

Sasak Tribe possesses unique local wisdom which is potential to be utilized in term of improving students' care attitudes toward the environment. This study aimed at profiling students' evironmental attitudes who were taught using Sasak Tribe local wisdom-integrated model. This descriptive research was designed with a one-shot case study. The…

Reading is one of the important skills in English needed by the second language learner. The purpose of this study is to find out is there a significant difference on students' reading comprehension through Read, Cover, Remember and Retell (RCRR) strategy. The population were VII grade students of SMPN 10 Cimahi. They were divided into two groups,…