A Danish market found an interesting way to limit hoarding of hand sanitizer.
How much are these costs in your currency?
What is the unit price on these bottles...
When Brian traveled to Crete last summer with his wife and son on an Archaeological dig, buying gasoline for his small rental car got him wondering again.
He was pretty g...
Texas gets to send a lot more delegates to the July National Democratic Convention than New Hampshire does. How do they figure out what each state's fair number of delegates ...
Bring a little K-pop music to your class with this activity.
Jason Kibbe, a terrific middle school math teacher in Chambersburg, PA, sent us an activity that he created for one of his stude...
Photo from the Onion, America's Finest New Source. Women on Gym Treadmill Cranks Incline up to 90 Degrees
This is a very short activity designed to give students a more visual underst...
Let your students talk about their favorite Girl Scout cookies as they figure out what the local GS chapter really earns from these sales. Use this old graphic (where a box...
I received two ads for working for Uber. What do you notice and wonder? Why are the ads different? Is it the same rate? If not which is the best deal? Why? ...
The Rise of Skywalker will open on December 20, 2019. How much did it cost to make? How much will it gross? Is the Star Wars phenomena a guarantee for success? How would you c...
That's a big roll of toilet paper! Why would anyone need such a big roll of toilet paper? How does it compare to Charmin's other toilet paper products? If this roll lasts for...
This is a great idea! Motivate kids to get rid of all of that candy for a good cause. Operation Gratitude and dentists are encouraging healthy eating, motivated giving, and offering a goo...