Instructional Video4:53
Curated Video

Proving the Area of a Circle

K - 5th
In this video, the teacher explains how to prove the formula for calculating the area of a circle using a visual demonstration. By dissecting and rearranging the circle into smaller slices, the teacher shows how the formula, area equals...
Instructional Video12:14
Brave Wilderness

WHAT DID I FIND?! - Dissecting Snowy Owl Pellets!

6th - 8th
On this episode, we're partnering with The Nature Conservancy to bring you a snowy owl adventure! All winter, Mario has been filming and photographing an incredible snowy owl that he's named Nieve (which means 'snow' in Spanish). Then,...
Instructional Video4:03
Curated Video

Proving the Circumference Formula of Circles

K - 5th
In this video, the teacher explains how to prove the formula for the circumference of a circle by dissecting the circle and making comparisons. The students are guided through the process of unrolling the circle to see how the...