An infotoon on the heights of clouds. Here’s a relative chart that can help approximate what kinds of clouds those are and roughly how high in the sky they are. Click the image for a larger, classroom friendly version.
The Supercontinent Pangaea of the Triassic Period - A map of the Earth around 250 to 200 million years ago featuring Gondwanna, Laurasia and Pangaea the Supercontinent. Populated with Dinosaurs, Therapsids, Pterosaurs, and other prehistoric beasts.