In this updated activity, students will explore the math behind an unusual study: how long it takes to pass a LEGO head through a body? They'll calculate time intervals, convert between...
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, has ...
Ooooo. Scary! In this first activity on vampire bats we've given lots of interesting metric and customary unit facts and asked students to relate those sizes to more familiar objects. Si...
The Oceanic Niño Index (ONI) started to show changes to the Pacific Ocean surface temperatures in April and May of this year. Those temperatures are still rising which is a marker for the upco...
The annual Alaskan State Fair has just been completed. As usual, there were some amazingly big vegetables that won the agriculture prizes.
Evidently, even though the growing season in Alaska is s...
In mid-August and early September, the Monarch butterflies begin their annual migration south to more moderate climates to hibernate and overwinter. It is an incredibly long migration and fa...
We’ve been watching news about the extreme wild fires, draught and winds that have devastated parts of the Hawaiian Islands. Let your students explore Hawaii and better understand its d...
It's been really hot in many places on our Earth lately. Is some heat more bearable? What is the heat index measure? How does that affect our risks and our tolerance of heat? How doe...
What's with the March Equinox? Does it really affect our lives? Is it just some astronomical occurrence? Students calculate the daylight hours at the March Equi...
Shamrocks in Ireland are actually 3-leafed white clover, trifolium repens. If you are lucky, you can sometimes find a four-leafed clover. How rare is finding a 4-leafed clover? How hard do you...