Rebecca McGraw
Students investigate geometric relationships using such strategies as dissecting-and-rearranging.
E. Paul Goldenberg, Cynthia J. Carter, June Mark, Johannah Nikula, and Deborah B. Spencer
Algebra students benefit from the learned habit of looking for and expressing regularity in repeated reasoning.
Jeffrey J. Wanko
Engage your students with four types of language-independent logic puzzles.
Marie Nabbout-Cheiban, Forest Fisher, and Michael Todd Edwards
Revisions of a textbook problem enhance the underlying tasks and foster conceptual understanding.
Joachim A. Rebholz
Students are challenged to decide which letters can be modeled as the graph of a function.