Examine how one innovator is working to improve the way concert pianos are designed and tuned. This video focuses on the balance that needs to occur in an ideally tuned piano key and explores how David Stanwood calculated the balance...

Predict the number of blocks you need to equal the weight of one bag and then test your theory. This interactive exercise focuses on using critical thinking skills to add and subtract items on the scales to achieve balance and visual...

This resource allows students to practice balancing weights where students determine what weight is missing to make things balance. There are ten problems with instant feedback and an opportunity to practice again.

Sixth graders work with the concept of equality and balance to solve one and two-step algebraic equations.

Use your quick thinking and addition math skills to play this math racing game.