I really like the simplicity of the demo page: http://www.physicsandbox.com/projects/double-pendulum-sim.html http://www.physicsandbox.com/projects/double-pendu

I really like the simplicity of the demo page: http://www.physicsandbox.com/projects/double-pendulum-sim.html http://www.physicsandbox.com/projects/double-pendulum-sim.ht... Hint: a big Mass1 and Phi1 makes for a nice wobbly configuration.