3 minute lesson

Reading Earth’s History With Sand

If we want to look at earth’s history, we may want to look at some of the smallest pieces. Let’s see what sand can teach us!

View Touchstone

4 minute lesson

Drones Helping to Explore Life on the Edge of a Volcano

What happens when you fly a drone too close to a volcano? What kind of life do you find living in one of the planet’s most extreme environments? This journey to the edge of one of the planet’s active volcanoes has some answers!

View Touchstone