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...
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...
Do teams that spend a lot win a lot?
In this activity students compare team wins with team salaries in the four major North American sports ... the NBA, NFL, MLB and NHL.
Students use data from recent seasons to create scatter ...
Hurricanes, Typhoons, and Cyclones
Graphic from http://lagoon-inside.com[
This week Hurricane Fiona caused major damage to Puerto Rico, the Dominican Republic and the Caribbean,
This is the season for increased cyc...
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...
How many gumballs are there?
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...
Macy’s Star Rewards Points
Wow! Check out this deal at Macy's. For $25 I can join Macy's Star Rewards program. I get 10% back in rewards for every dollar I spend. Its pretty cool that Macy's gives p...
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 ...