Parallel geometry tasks with four levels of complexity involve students in writing and understanding proof.
Improving Student Reasoning in Geometry
Bobson Wong and Larisa Bukalov
A smorgasbord of assessment options
Kathy A. Bacon
Presented with a variety of palatable, inquiry-based, creative learning choices in geometry, this teacher and her fifth graders found tremendous satisfaction in meeting target goals for reasoning skills and taking important “next steps” in learning.