Friday, June 5th, is National Donut Day. We have 2 activities to support this silly holiday. How much have doughnuts changed? Students become familiar with the word "torus"...
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 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 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...
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 hair in the an...
"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 Peeps sold each Easter. They then consider what inf...
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...
5 Activities for π day! What is π? The logic of finding the perimeters of inscribed and circumscribed polygons as the number of sides to the polygons increases. Good in...
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...
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 the Heavenly Stems and Earth...