Angela T. Barlow, Alyson E. Lischka, James C. Willingham, and Kristin S. Hartland
A well-crafted opening problem can provide preassessment of students’ fraction knowledge and assist teachers in determining next steps for instruction.
Anne E. Adams, Rob Ely, and David Yopp
These fifth graders engaged in key mathematical practices by explaining and illustrating central mathematical ideas.
Ian Whitacre, Robert C. Schoen, Zachary Champagne, and Andrea Goddard
Instructional activities designed to encourage relational thinking in primary-grades classrooms can give students advantages when they reason about subtraction.