World record Snickers Bar
In late January, workers at the Mars Wrigley plant in Waco, Texas created this giant Snickers Bar. It won a spot in The Guinness Book of Records as the World's largest Snicker's Bar.
Wh...
Number Sense
Genres
Grade
Mixing colors with food dye
It's time to dye eggs!
What do you wonder about these recipes (See the activity) for coloring?
What would happen if I used the wrong recipe (i.e. cake mix instead of egg dying) for co...
Pascal coloring and modular math
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...
Is there much of a difference between 99.9% or 99.999%?
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...
Which gasoline is the cheapest?
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...
How many delegates does each state get to send to the Democratic Convention?
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 ...
Gonna be a Leap Year
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...
K-Pop and BTS, how much can they earn from Youtube and Spotify?
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...
How steep is this treadmill?
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...
It's Girl Scout cookie time again!
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...