Whole lot of cookies
This activity has been updated -- See the updated activity HERE
Ratio and Proportion
Genres
Grade
Lots of Cranberries
The harvest must be nearing completion now and growers are selling their product to make cranberry juice, jelly, sauce, and of course, fresh berries in time for Thanksgiving.
In this activit...
How big could this mid-term election be?
Will the November 8th 2022 election bring record number of voters to the polls? Students get a chance to understand what the usual percentage of voters is, look for trends and central tende...
I need help raking my leaves
Brian has spent too much time thinking about his leaves. He's worried about raking them alone and thinking about how long the job would take if people helped.
In this activity students see the inve...
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...
Giant Pumpkins 2022
5 pound pumpkin compared to giant pumpkin
Let your students marvel at World Record winning giant pumpkins as they use proportions to calculate the quantities of pumpkin puree and th...
How much caffeine are you consuming?
Did you know that there is an amount of caffeine that is too much for the growing brain of a teenager? We did some research and have asked students to examine the sources of caffei...
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...
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...