To move its own pieces, a motorized mechanism beneath the board guides an electromagnet along the underside. When activated, ...
Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A veteran designer of Lego robots (he built one that plays Connect ...
In 1980, toy giant Mattel released Computer Chess, a lower-cost, consumer-friendly portable chess computer with a battery-friendly LCD and no pieces to lose. But it was no slouch in the brains ...