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Mr Theriault
The Earth's Crust
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Become a Rock Expert!!!
Click on the link below. From there, follow the directions to find out how certain rocks were made. Finally, take the Rock Hound Quiz.

Become a Rock Expert!!!

Click below to find out how the different types of rocks were formed.

How Rocks are Formed

Below are sites where you can learn about volcanoes.


On-line Volcano Crossword Puzzle

More volcanoes

Volcano World

Mountain makers, Earth shakers, you try it... an interactive activity that lets you manipulate tectonic plates. Pull the plates apart and push them together and watch what happens to the Earth. Students can build mountains, trigger volcanoes, and create new seafloor with a click of the mouse.

Plate Tectonics


Learn about the Theory of Continental Drift by clicking on the link below.

Continental Drift

The Savage Earth - A good site to review most of the concepts studies in this unit.

The Savage Earth