On the surface, the number line may seem like a basic tool with obvious applications. However, using a number line is not always intuitive for students. Students may not recognize significant features such as the size of the unit, how units are represented by iterated equal lengths, or that the accumulation of iterated units is a magnitude of…

Meeting International Society for Technology in Education competencies creates a challenge for teachers. The authors provide a problem-based video framework that guides teachers in enhancing 21st century skills to meet those competencies. To keep the focus on the content, the authors suggest teaching the technology skills only at the point the…

This paper examines how Team Learning allows students to express themselves through their work. I define expression to include taking ownership of one's work, i.e. working through self-motivation rather than through the dictates of a teacher, and participating in a community of workers. This participation includes working with colleagues on…