Darin Beigie
Analyzing school cafeteria pizza, comparing the speeds of Usain Bolt and a cheetah, and pricing water versus gasoline were just a few of the unit rate and product comparisons that students investigated with enthusiasm.
Kathy E. Prummer, Julie M. Amador, and Abraham J. Wallin
A scaling task that incorporates rectangular prisms can net an increase in students’ geometric understanding.
Jennifer L. Zakrzewski
Coupling tablet technology with a problem about mangoes can peel back layers of student engagement.
Stephanie A. Casey
Students explore six tasks to develop criteria for finding an informal line of best fit.