Courtney Starling and Ian Whitacre
Introduce your students to a fun and innovative game to encourage precise communication.
Sarah B. Bush, Karen S. Karp, Jennifer Nadler, and Katie Gibbons
By examining ratios in paintings and using a free educational app, students can size up artists’ use of proportional reasoning in their creations.
Priya V. Prasad
Assess the robustness of students’ understanding of polygons and move students beyond drawing to constructing geometric shapes.