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Rubik's Cube Solver
Adobe Illustrator tutorial - create vector 3D football
How to make a ruler or tape measure with a printer or laser cutter
3d Printed Gears: Strandbeest Turbine
Hex Ring for less than 1$
DIY Disk Sander from Corded Drill
Arduino Quilting Machine
Make a ring by melting pennies.
Serotonin Necklace: How to Make Happiness From Scratch