If you don’t know where to start with Newton 2, here’s a great first tutorial.
You might also want to check our tutorial page.

This will show you the very basic of how to work with Newton as well as an overview of the advanced features.

-quick start
-more advanced feature
-Using convex hull
-Magnestim
-Distance joints
-Pivot joints
-Spring joints
-Piston joints

You might also want to check another introduction by Ryan Boyle

Go to ae.tuts.com to watch the free tutorial and download the demo scenes!