Find out everything from how Foucault invented the pendulum to why they prove the earth rotates.
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Academy Pendulum Sales

The sale of Pendulums have been discontinued as of August 2008.
However parts, information and electronic upgrades are still available.

*** Notice: Change in Pendulum Specifications ***
Mark II Foucault Pendulum: Mark II Pendulum Specifications (1.2 MB PDF updated 11/15/2006)

Pendulums Built by CAS (20 KB PDF) | Pendulum Site Map | Credits

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