Dive into a world of creativity with this collection of DIY mechanical projects and ingenious contraptions made from wood, cardboard, and repurposed materials. Watch as we build a mesmerizing marble ...
Megan Treacy is a writer from Austin, TX. A former editor at EcoGeek, she worked as a technology columnist for Treehugger from 2012 to 2018. Think of the finger build as having two parts. You will ...
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