Which Arctic Animals Love Math?
In this solving equations and inequalities activity, students solve 18 problems that also involve absolute value. Students then use their answers to answer a riddle.
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The Global Warming Debate and the Arctic Ice Cap
In this global warming and the Arctic ice cap activity, students use two graphs showing data about the amount of Arctic sea ice between 1950 and 2006 and the percent of people surveyed that believe the Earth has gotten warmer over the...
7th - 10th Science
How Many Cells Are in the Human Body?
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some context to all...
9th - 11th Math CCSS: Designed
Can You Solve the Counterfeit Coin Riddle?
Math enthusiasts and riddle gurus are sure to love a mind-bending puzzle involving a king, a scale, and a counterfeit coin. Middle and high schoolers work through a video that describes a mathematician's challenge to find a false coin in...
5 mins 7th - 12th Math CCSS: Adaptable