Curated OER
Seesaw Balances
Students determine how the weights of 7 objects on a seesaw can vary and still be in balance. They also write equations in algebraic terms, how to change 3 variables in an equation expressed in algebraic terms to obtain the correct...
Curated OER
Like Terms
Students examine various algebraic terms. They simulate the addition of like terms and adding and subtracting coefficients by acting out the variables.