Quite a task, but Hassenplug did an incredible job!
"Hassenplug and his friends John Brost, Ron McRae and Bryan Bonahoom started with the board. They chose standard Lego baseplates for each square and persuaded Lego to provide the rest of the parts free as a sponsor. Hassenplug designed the robotic bases for each piece, placing caster wheels in the four corners for balance, plus two drive wheels powered by separate electric motors from Lego's Mindstorms robotics kit. If one wheel runs forward and the other in reverse, the base, and the one-to-two-foot-tall piece on top of it, spins in place. McRae, who once built a working Lego ATM, took the lead on the custom software. A touchscreen PC connects the entire board via Bluetooth and can tell up to seven pieces at a time where to move.
Most of the pieces have moving parts, including the kings and queens, which point their scepters, and the knights, which kick their forelegs. The group found that this can influence gameplay — at one convention, a young woman ignored a clear checkmate because she wanted to win with her rook, which fires a cannonball..." (read more)
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