2023-11-20 09:44:39
Wow, everything must be free!
Wow, everything must be free!

What happens when you take 50% off again after taking 50% off at first?
Students examine this retailer trick of giving double discounts. What happens to the price when you are given a double discount? Could everything be free?
Comments (0)
Display 1 - 10 Of total 0
The Blue Marble
April 22nd is Earth Day. Use this acti...
How much have doughnuts changed?
Part of the Smithsonian's Sally L. Steinberg C...
How much chocolate is left?
In this short activity, students reason and ...
Shooting for Three
The NBA court has a 3-point line ...
Microns and Masks
How big is one coronavirus? How big is a m...
Wheel of Theodorus
Bring a little art into your math class as you b...
Earth Day Actions for Our Planet (April 22)
We have 16 activities that you cou...
NBA Finals 2026
Teams are competing in the playoffs, and the...
How did I graph this heart?
In this activity, students will use ma...
How should I cook my turkey?
Should I oven bake it, deep fry it or barbec...