In 2017, Old Dominion Freight Line offered 2 free tickets to the next 3 World Series to the person who guesses closest to "How many baseballs are in this truck?". Alas, the contest ended on Au...
Gumball Machine Problem from Brian Marks on Vimeo
This problem is a little puzzle to get your students thinking, estimating, and calculating. We've given you a pdf file w...
Act One: Check out all of the pennies! What questions come to mind?
If you want the most money, which container should you pick?
What information do you need to answer this...
We found this interesting caffeine infographic at visual.ly.
Wonderings?
How many McDonalds coffees do I need to get the same amount of caffeine that I would get i...
The world record for the largest cup of coffee was recently set (see picture above). In this activity students explore scale, similar figures, volume and measurement as they estimate the...
On August 5, 2010, the San Jose copper-gold mine near Copiapó, Chile collapsed stranding 33 miners in a large cavern more than 2,000 feet below ground. A new movie has just been released about the inc...
Brian Shoemaker, a Newton, MA mathematics teacher, saw this Dunkin Donuts Mazda traveling down the road.
He wondered if that size coffee cup could really have coffee in it. &nbs...