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Draw hypnotically flowing patterns with a swinging table, and watch friction cause the patterns to slowly shrink along a spiral path. Pick up a ticket to reserve your spot in line for this popular activity.
A pendulum moving in two directions creates beautiful designs.
Colorful patterns record the swinging of twin pendulums.
Sand traces a pendulum‘s motion.
When you set these pendulums swinging, the motion of each one affects the others.
Linked pendulums can get one another going.
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San Francisco, CA 94111
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