All the ice cream that you can eat for only 10 cents! Wow, that’s a great deal! How great a deal was that? The history of the Dairy Queen franchise began with this ad in Illinois in 1938. I know…
All-you-can-eat ice cream … 10 cents!
Tag: HS
How can Nike give away so much great stuff?
Worldwide Nike supports many teams and athletes. They design, manufacture, and supply gear for almost every sport imaginable. How much are those give-aways worth? Is the company going to go broke? Probably not. Nike is huge. In this activity we…
California earthquakes and the Richter Scale
After a July 4th 6.4 magnitude earthquake, California experienced 7.1 magnitude quake two days later. Many more quakes and aftershocks are expected. The IRIS (Incorporated Research Institute of Seismology) Seismic Monitor will allow your class to visualize the most recent quakes and their…
Betsy Ross’s Star
Flag of the United States from 1777 to 1795. In honor of Independence Day we thought it would be fun to look at one story about the first American Flag. The rough design of the flag was drawn by a…
This must be a huge beach towel!
Act One: Check out this beach towel! What do you wonder? What would you like to know? Miami artist, Misael Soto (pictured on the left below), created this giant art project to make a statement about people sharing territory at the beach.…
The longest day
On Friday, June 21st, at 11:54 am EDT, the Earth’s North Pole will be tilted as far towards the Sun as it will ever be in the year. This marks the longest day of the year in the Northern Hemisphere and…
Spiraling squares – compass and straight edge
Can you see the many spirals in this design? Students calculate the size of each increasing round of squares and consider what sort of spirals these must be. The activity: SpiralingSquares.pdf Working with a little mathematical art is a great…
How many baseballs are in this truck?
To see this poster larger in a new window, click on the image. 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…
NHL Playoff games can sure last a long time!
Revised! We’re watching another Stanley Cup playoff now. Will there be any really long games during the playoffs? In 2013, a Stanley Cup playoff match between the Bruins and Blackhawks went into 3 overtimes. People stayed up way too late…
Tornadoes 2019
Tornadoes have devastated the Midwest, U.S. in the last few days. Alabama, Texas, Louisiana, Oklahoma, Ohio, Missouri, Iowa, Nebraska and Mississippi have been brutally hit with these powerful events. Involve your students in a better understanding of the ranking and…
Watson saves
Just announced! Ben Watson is coming back to the Patriots!Ben Watson played for the Patriots at the beginning of his career. Then he joined the Cleveland Browns, the New Orleans Saints, and the Baltimore Ravens. Now he’s coming back to…
How much water should you be drinking?
As outdoor activities get into full swing and the temperatures rise, it might be a good time to look at hydration. A healthy requirement for fluids can’t really be the same for everyone. Surely the amount of water that you…
Bring Mothers’ Day math to your class!
Mother’s Day by the numbers – Mother’s Day is right around the corner and this means big business for the greeting card and floral industries. Let your students practice averages, percents, and large numbers while they analyze the statistics on Mother’s…
Opening Weekend – Avengers: Endgame
Just updated! Can you tell from its opening weekend how much the new movie, Avengers: Endgame, might earn in theaters? This activity can be used anytime and is especially timely when there is a new blockbuster movie released. We’ve left…
Does a player’s draft order (NFL) mean a lot for the player?
Every spring, roughly 250 college football players are drafted by NFL teams through the NFL draft. Team rosters, careers, and multi-million dollar contracts are on the line … This is one of the biggest days of a football players life.…