Canstruction
Act One: Take a look at the pic. What questions come to mind?
Just before Thanksgiving there are competitions all over the world to celebrate cool design, tricky engineering, a...
3-act tasks
Genres
Grade
Candy deals
Number Sense
Math and Food
Holidays and Annual Events
Ratio and Proportion
3-act tasks
Data and probability
We found big mixed bags of candy at really good prices ... we think.
Students are asked to decide which would be the best deal and the worst deal on candy. They can also create t...
Tiny vacuum with a huge reach
From the vacuum description and advertisement in the PDF, how long do you think its cord must be?
Thanks to Brian Shoemaker, Newton, MA teacher, for the idea and pictures.
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...
How many Smashburgers?
Egad! There must be a million ways to craft one of these burger! How many ways do you think that there are?
Act I - Study the menu image on the right and consider what sort o...
Drill bit fractions
Act One: Drill bits are measured by the diameter of the bit in inches. The drill bits below are ordered left to right in increasing size. The numerators in the fractions have been black...
Stacking Jack
Act One: Check out the video slide show. What questions do you have? Suggested Question: How many different ways can I stack Jack? That is, how many different color arrangements...
How long would it take to build this underground house and pool?
The building of this underground house and pool was presented by Cayote Person and his partner, Mark Lavins, on their youtube channel, "Brave Wilderness." At BraveWilderness.com the busin...
Weird wing prices
Clicking on this image will show it larger in a new window.
Danny's Wok in Philadelphia has a huge price list for ordering their famous chicken wings.
Why did they write the prices this w...
Hands of Support
Lorenzo Quinn, an Italian sculptor, created and temporarily installed this piece of art entitled "Support" in Venice. Quinn used his own children's hands to design this piece. His in...