![Himalayan mountains](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/himalayan_mountains.jpg?itok=KwbHH7Iy)
Continental Drift and Plate Tectonics
Backgrounders
Learn about the Theories of Continental Drift and Plate Tectonics and discover what happens when plates collide!
![Magnified image of a ringwoodite crystal](/sites/default/files/styles/resource_card_image_360x300_/public/2019-11/Blue_Ringwoodite.jpg?itok=EeNe4hAV)
Ringwoodite and the Deep Water Cycle
STEM Explained
The water in the oceans has travelled vast distances. It has even time spent deep below the surface of the Earth, trapped inside the mineral ringwoodite.
![Earth seafloor crust](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Atlantic_Oceanic-Crust.jpg?itok=ZOYuVnRG)
Plate Tectonics
STEM Explained
The surface of the Earth is constantly moving, and earthquakes and volcanoes occur, because of plate tectonics.
![Georgetown, Australia](/sites/default/files/styles/resource_card_image_360x300_/public/2022-09/1024px-Georgetown-gulf-savannah-outback-queensland-australia.jpg?itok=_9e1IR1-)
How Did a Piece of Canada End Up in Australia?
STEM Explained
Learn how geologists used radioactive dating to uncover geology shared by both Canada and Australia.