The purpose of this article is to describe a modeling sequence about the digestive system. "What happens in your body when you have lactose intolerance?" is the initial question that will guide the activities. Students will build a 3D plaster cast of the digestive system as part of a modeling cycle through which they are expected to…

The purpose of the current study is to design and develop an Arduino-assisted robotic and coding activity in compliance with the 5E learning model for middle school students to construct knowledge and realize learning in science teaching. The study was conducted on 6th grade students attending a private middle school in Turkey in the second term…

The Katalyst intervention program was piloted in fifth-grade classrooms at two Appalachian schools during the 2017-18 academic year as a potential educational resource to tackle the rising rates of obesity and chronic diseases in this region. The program consisted of four 60-minute modules, each based on a specific organ system. Each module…