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How big is the world's largest cotton candy sculpture? 🍭 Ali Spagnola set out to break the Guinness World Record with a massive cotton candy sculpture. Kick off...
Kick off the activity with starter slides that spark curiosity by asking students if they recognize the Starbucks logo and how many locations they think are in the...
How much pee is in your pool? 🏊🏊 After chlorination, it has been hard to measure the quantity of pollutants in pool water. A Canadian chemist, Xing-Fang Li,...
We have 2 activities to support this silly, but awesome holiday -- National Donut Day (June 5th) : How much have donuts changed? Students become familiar with the...
Updated in April 2026 with new data; see the answer key. How much do we spend on Mother's Day? Use the Mother's Day event to engage your students...
We have 16 activities that you could use for Earth Day! April 22nd is Earth Day. Help your students become activists for our planet? We have 16 activities...
Image by kjpargeter on Freepik It's a gorgeous ball, covered with Waterford Crystal triangles, shaped as a geodesic icosahedron. Every New Year's Eve it descends in Times Square...
In this activity, students work through the nomenclature to understand the possibilities of nano science and quantum dots. Questions that are answered; How many nanometers are in a...
This activity will be updated before October, 2026. Stay tuned! On Veterans Day we honor the men and women that have served in the Armed Forces of the...
In this activity students try to figure out how time settings will change as they move from place to place and in the serious weirdness of Arizona and...
Every year more and more people come to our house on Thanksgiving morning for my (Leslie's)famous pumpkin pie and a hike in the nearby woods. This year 23...
Do you know what a cord of wood looks like? What size stack is that? What's a thrown stack? What's the dog's name that is standing in front...