Mechanical Tests

1.	Springs.
	This is a series of simulations that test various aspects of the AnimatLab environment to ensure that they are producing realistic results.

2.	Balancing Forces. (10 MB, 8 Minutes Long)
	A tutorial that demonstrates how to balance forces and torques to balance the weight of an arm against gravity.

3.	Pendulum. (18 MB, 13 Minutes Long)
	You create a simple pendulum and verify its period.