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With incandescent and halogen bulbs banned since 2023, students compare CFL, LED, and Smart LED bulbs, calculate energy use in kilowatt-hours, and determine which bulb is the better...
A live-action remake of Disney's Tangled is now in the works! In this updated activity, students use ratios and proportional reasoning to estimate the weight of Rapunzel's magical...
In 2025, Cristiano Ronaldo signed a jaw-dropping 2-year deal worth over $710 million, making him the highest-paid athlete per year in sports history. In this updated activity, students...
"How many Peeps do you think are sold for Easter in the U.S.?" In this updated activity, students start by making their own guesses for the number of...
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...
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...
The 2026 Lunar New Year falls on Tuesday, February 17. In this updated activity, students will explore the unique naming system of the Lunar New Year, which combines...
Hosting the Olympic Games is extremely expensive. In this updated activity, students explore the cost of hosting the Olympics, what a cost overrun (percentage increase) means, and how...
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...
🎈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...
Black Friday is the biggest shopping day of the year! In this activity, students get a sneak peek at early Black Friday deals to calculate savings (decimals &...
🎃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,...