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...
In this activity students have the opportunity to color as they investigate Pascal's triangle and the many useful patterns that it shows. The triangle is explored for patterns, coloring...
Use our present need for cleanliness to engage your students.
Does it really matter whether you kill 99.9% of the bacteria or 99.999% of the germs?
In this activity, we'v...
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 ...
By George C. Baxley
This year we will add the 29th of February to our year? Why do we do that? How can you tell? What if we didn't add a day every 4 years?
Stud...
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? ...