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A family in Illinois found a 6.6-inch chunk of ice in their backyard after severe storms in March 2026. Students order different hail sizes by comparing fractions with...
The Autumnal Equinox will occur on Tuesday, September 22, 2026, at 8:06 pm EDT. It is the time of year when an imaginary plane would pass through both...
Back-to-school spending is huge, and students might not appreciate what it costs to send them back to, essentially, their job of learning. In this activity, students decide what...
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...
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...
In March 2016, Lee Se-dol, one of the world's best Go players, and Google's artificial intelligence program "AlphaGo" had their first match. (Watch the incredible Documentary ) Exactly...
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...
What is a typhoon, and how are they measured? In this activity, students learn about the recent typhoon (Typhoon Rasaga), storm rankings, and severity while practicing unit conversions...
In our usual Labor Day activity (updated for 2026), students will learn about the intended meaning of Labor Day and explore the patterns behind its historical dates. They...
This activity begins with exploring connections among a few photos to spark curiosity and critical thinking in the starters, before diving into the main activity where students will...
📗Temperature Math with Negative Numbers! 🌡️ Around the world, temperatures can be wildly different depending on the location and time of year. In this activity, students explore average...
🦇In this updated activity, students explore how vampire bats drink half their body weight in blood in just 20 minutes. Using proportional reasoning and unit conversions (volume, distance,...