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Will I pay less if I buy more?
image designed by macrovector / Freepik This activity can be used in a large range of grade levels. Your class can work on percents, linear equations or piecewise...
Algebra
Number Sense
The Moroccan Earthquake and the Richter scale
Friday evening, September 8 th , a powerful 6.8 magnitude earthquake hit Morocco southwest of Marrakech. What does a 6.8 magnitude earthquake mean? How powerful was that? What...
Algebra
Number Sense
Grades 7–HS
This shoe is huge!
Brian and his son were doing some shopping when he found this shoe. Egad! Could that be someone's real shoe? In this activity student use a shoe size...
Algebra
Number Sense
Grades 7–HS