TED-Ed
The Colossal Consequences of Supervolcanoes
The threat posed by super volcanoes is explored in a short video that reviews the destruction caused by Mount Tambora in 1815 and by Peru's Huaynaputina in 1600. Think it can't happen again? The narrator contends that the explosive...
Curated OER
What is a Cloud?
Third graders identify a cloud and explore how they form. They create an acrostic poem about clouds.