Welcome to the Beginning level!

	HI! I'm Dammy the Beaver. I'm here to help you learn about two amazing things: cracks and dams. You can move down the page using the scroll bar on the right.
When you see Dammy the Beaver using the mouse at his computer, that means you should place your mouse over the colorful words nearby to change the picture. Try it to the right.
	When you see Dammy holding a movie camera, that means that there is a movie for you to watch and you should click on the PLAY button. Try it below.
This is a scene of a dam failure () from the movie Superman. Why did this dam crack?*	Used according to the Fair Use Doctrine
	That's what you're going to learn about -- cracking in dams! So at the bottom of each page, click on the forward arrow to move on.