Difficulties in learning statistics primarily at the college-level led to a reform movement in statistics education in the early 1990s. Although much work has been done, effective learning designs that facilitate active learning, conceptual understanding of statistics, and the use of real-data in the classroom are needed. Guided by Merrill's First…

This article presents a design-based research study of the implementation of an energy unit developed for middle school students. The unit utilized Google Earth and a geographic information system (GIS) to support student understanding of the world's energy resources and foster their spatial thinking skills. Findings from the prototype study…

This Technical Paper focuses on principles for teaching problem solving. Part 1 addresses the need to teach problem solving. Part 2 defines problem solving skills, and describes: general problem solving models of the 1960s and 1970s, current problem solving models, declarative knowledge, mental models, expert versus novice knowledge, procedural…

This manual identifies characteristics of instructional tools that are effective and efficient in promoting cognitive access for a broad diversity of students, especially those with learning disabilities. An introductory chapter defines "instructional tools" and considers the importance of their design, their use in addressing student…