Borrow this book from the library!
Go to the official Rube Goldberg website, RUBEGOLDBERG.COM
11 Brilliant Rube Goldberg Machines
What is a Rube Goldberg Machine?
What is a Simple Machine?
How does Rube Goldberg incorporate Simple Machines into his Rube Goldberg Machines?
Here are some examples of simple machines in everyday life.
Lesson Plans for teachers here.