Computational thinking (CT) is increasingly acknowledged as an essential skill to solve problems interdisciplinary. This paper describes the development and validation of the unplugged activity of CT in science (ACTS) module, which is specifically designed to integrate CT. The present study was conducted in five phases: Phase I was composed of…

Amongst important and under-researched questions are how introductory lessons can be designed for teaching initial proofs to junior high school students, and how such lessons enrich students' understanding of proofs. With a view to improving the learning situation in the classroom, in this paper we report on the various functions of introductory…

This article describes an integrated activity that can teach students important lessons in recycling, manufacturing, measurement, art, and ecology, while at the same time putting old crayons to good use. The activity involved organizing fourth-grade students into a manufacturing company that would melt old crayons into molds to form a new product…