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All you can eat for 10 cents

Algebra Number Sense Food
The history of the Dairy Queen franchise began with this ad in Illinois in 1938: All the ice cream that you can eat for only 10 cents! We know that 10 cents was worth more in the past, but was it...

Joe's Tiny New York

Number Sense Art
Joe Macken is a truck driver from upstate New York. Back in 2004, when he was 41, he went into his basement with some balsa wood and started carving a tiny version of New York City, one building at a ...

Memorial Day 2026

Number Sense Holidays
Memorial Day is a US holiday observed on the last Monday in May. Who are we honoring? How did the holiday come about? Isn't Memorial Day usually on May 30th? Students learn a little about the his...

Mother’s Day by the numbers

Number Sense Holidays
Mother’s Day is right around the corner, and that means big business for the greeting card, flower, and restaurant industries. In this activity, students calculate the average Mother's Day spendi...

Hybrid, Electric or Gasoline

Algebra Number Sense Probability and Statistics
 Gas prices are up, EVs are everywhere, and hybrid technology keeps improving!So which car is better? Which car would you/your family choose? Students compare the latest prices (updated) of a hyb...

The Last Great Race on Earth

Algebra Number Sense Sports Ratio and Proportion
The Iditarod Trail Sled Dog Race is an annual event in which mushers and teams of 12-16 dogs race across Alaska from Anchorage to Nome, in the cold and dark of March. It is also known as “The Las...

The Ultimate Key Lime Pie

Number Sense Geometry Food Any time math
 On a cold and snowy day in Boston about ten years ago, two chefs created a huge Key Lime pie to remind the frozen people of the Northeast how tasty and warm the Keys of Florida are. In this upda...

Holiday Candy Sales

Number Sense Food Holidays Probability and Statistics
 In this activity, students will analyze U.S. holiday candy sales percentage data (updated) to calculate the approximate amount spent on candy for each holiday. Students are encouraged to work wi...

Macy's Thanksgiving Parade (2025)

Number Sense Holidays Current events
 🎈Get excited for Thanksgiving with this updated Macy’s Thanksgiving Day Parade activity! Students explore this year's parade map to find the number of parade blocks, use the map’s scale to deter...

Giant Pumpkins (2025)

Number Sense Food Holidays Ratio and Proportion Wow factor
🎃October is the time of year when giant pumpkin contests take place all over the world, and the pumpkins just keep getting bigger and bigger!In this activity, students will explore the latest giant pu...
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