Foucault's Pendulum - 38cm

This simple yet sophisticated device with a black stand is the perfect size to sit on your desk. With its rhythmic motion, this pendulum creates beautiful and complicated geometric patterns in the sand and the patterns are never the same!

Therapeutic and addictive! Mesmerizing and addictive! The pendulum is more than just an elegant desktop toy, it demonstrates real science. The metal pendulum converts kinetic energy into potential energy and the fine sand provides minimal friction allowing the pendulum to swing for an extended period of time. As the pendulum swings it gently create a geometic patterns in the sand.

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Tags: #top christmas gifts #damn thats cool #i love science #top kris kringle gifts

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