The earth is a dynamically changing thing.  Constantly moving.  Constantly changing. How amazing!

The earth's "crust" that we live on is only a small part of the world we inhabit. Watch the video!

 What is an EARTHQUAKE? Learn about techtonic plates and lots of other terms to describe our ever moving & changing world.

CONFUSED ENOUGH? 

Maybe we need to watch one more video.

And for the final piece of this earth puzzle? VOLCANOES! 

Now let's see what kinds of structures work best with these earthquakes!  LEGOS!