Brownian Motion Pins and Buttons
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Description: A very cheerful brownie getting knocked around by molecules on a random walk. Robert Brown first described this jitter in 1827, watching tiny particles from pollen grains drift in water. The brownie is a later development.
Brownian Motion - Cute Kawaii Brownie Physics Pun Pin
by Petri and Parsec
$2.75 $3.25
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