Activity Library

Here in the Northeast, flowers are blooming and trees are leafing out. We thought the creation of a tree that grows before your eyes might be akin to...

You can order a ton of combos at Chipotle. They advertise that there are 65,000 ways to order their meals. Do you think that is correct? Here's an...

Updated! This Thursday, April 27 th , college football players will be awaiting knowing their futures in the NFL.Every spring, roughly 250 college football players are drafted by...

Last year, Dunkin Donuts offered a great deal for getting two breakfast sandwiches at a pretty low cost. Check out their poster for the sandwich costs and pictures....

John Urschel is a young man with several seemingly disparate characteristics and talents. He is an athlete and a mathematician and he is a black man and a...

What's your guess? How fast are the number of daylight hours changing each day? Are the changes dramatic or subtle? Students make guesses; compute how long, on average,...

There's a new way to earn rewards at many grocery stores. For every dollar that you spend, you accumulate points. Then there are special rewards where you earn...

Wow! Look at that score! There were some scoreboard malfunctions in this December 15, 2020, pre-season game. What might have been the final score if this game progressed...

The holidays are coming! We found these timely soda displays made up entirely of 12-pack of Coca-Cola products. What questions do you have? Start out the activity by...

 This puzzle is gorgeous and HUGE! Ravensburger says that if you spent 2 hours every day putting this puzzle together it would take you a year to...

We found big mixed bags of candy at really good prices ... we think. Students are asked to decide which would be the best deal and the worst...

Jodie Berman, a high school math teacher in Chicago, loves mathematics and loves to cook. We've created an activity based on her Monster Cake (composed of everything that...