Plate Tectonic Interactive: https://www.learner.org/wp-content/interactive/dynamicearth/index.html
Rock Cycle Interactive: https://www.learner.org/wp-content/interactive/rockcycle/index.html
Peter Weatherall Rock video: https://youtu.be/TABohLfbW3w
Peter Weatherall Rock song: https://www.youtube.com/watch?v=TABohLfbW3w