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#SidewalkScienceCenter
Alex Martin
SidewalkSciGuy
Have you seen? Our Optics: Module 1 science kit is finished, and orders are open! Support our @Patreonand get all the details before it's released! #SidewalkScienceCenter #scicomm #distancelearning https://www.patreon.com/posts/optics-m1-kit-is-3
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