A geometric approach using exact square manipulatives can promote an understanding of the algorithm to dismantle radical expressions.
Kyle T. Schultz and Stephen F. Bismarck
Melissa A. Stoner, Kristin T. Stuby, and Susan Szczepanski
By implementing high-impact activities, such as designing a school and a skate park, mathematical thinking can be linked to the engineering design process.
a good idea in a small package
This method emphasizes the strong connections between geometric and algebraic representations.