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Print the two parts and insert the TCA9548A multiplexer inside them then pull the source wires going to your controller through the small slot on the back side of the adapter. Use the larger front opening of the adapter to connect the…
This DIY scissorslift model can be a great intro into engineering principles for elementary and middle schoolers (K1-K6). Besides the 3d printed parts, you need two syringes, two bamboo skewers, 8-10 inches of silicone/aquarium tubing, a…
This game requires 14mm diameter (13.65-13.95mm actual) plastic/acrylic/ABS balls (also called Chinese checker on Amazon) of different colors. There are 6 paths that intersect in the corners of the reuleaux tetrahedron, so you have to be…
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