Making a physics toy for a graduation project

[rouvin]

Guys I am having trouble making a physics toy. I don't have an any idea what to do please help me any suggestion, examples and websites will do... Please. I need this to graduate.. Thanks for the help guys

 

[Maxos]

Try with a reversing-top

 

[EnumaElish]

From Yahoo search on "physics toy":
http://www.scitoys.com/
http://www.scitoys.com/scitoys/scitoys/about.html
http://www.e20.physik.tu-muenchen.de/~cucke/toylinke.htm

See the posts at:
http://www.freesearchengine.info/physics_toy.html
This one has interactive animation:
http://www.vectorpark.com/levers.html

Also look at:
http://www-d0.fnal.gov/~raymond/physicstoys.html