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Lesson Plan
Curated OER

Seesaw Balances

For Teachers 6th - 12th
Learners 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...
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Lesson Plan
Curated OER

Like Terms

For Teachers 7th - 10th
Students examine various algebraic terms. They simulate the addition of like terms and adding and subtracting coefficients by acting out the variables.