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Instructional Video4:12
Curated Video

The Media Got The Math WRONG - The Golden Ratio

6th - 11th
15-year old Joseph Rosenfeld thought he spotted an error in the Boston Museum of Science. The exhibit Mathematica has a sign that says the golden ratio is (√5 - 1)/2. He remembered and checked online that the golden ratio is supposed to...
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Instructional Video6:24
Curated Video

Can You Solve The Chameleon Riddle?

6th - 11th
A museum has 13 blue, 15 red, and 17 green chameleons. Whenever two chameleons of different colors meet, they both change into the color of the other chameleon (if blue and red met, for example, they would both turn green). As the...