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Build working computers out of marble runs! Build a new digital logic circuit each week using the GraviTrax marble run system.
The post Marble Computer 2 Bit Adder Digital Logic appeared first on Gravitrax.trek.pub.
Follow the rest of this piece over at: Gravitrax.trek.pub (Read More). Gravitrax is a very fun marble run board game, the website is dedicated to that.
