The size of chocolates
In this activity students assume that all of our pieces of chocolate are about the same thickness and proceed to approximate their volumes by comparing only their surface areas.
Consider sh...
Number Sense
Genres
Grade
Inflation and the cost of gasoline
In 1980, one gallon of gasoline costs $1.22. Today's prices are a lot higher. Is that because the price has gone up or because in 1980 you could buy a lot more than you can buy today for...
Willy Makeit or Betty Wont
I have to go to the bathroom pretty badly. I have to admit that I have been holding it in for a while. Finally! I see a bathroom sign! Wait ... it is in kilometers? How...
What is Artemis 1 and when will it launch?
Credit: (NASA/Joel Kowsky)
50 years ago we landed on the moon. We've established a space station and flown astronauts and guests to live there. Private industries have created reusable ...
Someone ate my cake
In this fraction operation and representation activity, students are asked to decide how much of my cake was eaten. Using fraction multiplication (or angle measure if that is where you need an act...
A&W's bigger burger
A&W offered a bigger, tastier burger but it didn't succeed in grabbing customers away from the hugely popular McDonald's quarter pounder. The A&W third pounder...
Hexadecimal coloring
Probably most of us have heard of and even used hexadecimal color codes. Don't you wonder why their number descriptions really make sense?
In this activity we first ask students to color in o...
How much pee is in this pool?
After chlorination, it has been hard to measure the quantity of pollutants in pool water. A Canadian chemist, Xing-Fang Li, has found a marker for urine that chlorine doesn't disguise....
Mallie's latest Big Burger
It's time to treat your students to ratios, proportions, fractions and BIG BURGERS! In this activity students explore the ratio of the various ingredients in the world's largest burger (pic...
Gauss and our star of stars
How many stars are in this image and how did you count them?
For Adventurer members we have a teaching suggestions and our solution sheet.