The CPSC posted a warning Thursday that “Magnetic Chess Games” sold by China-based seller JOMO contain magnets that do not ...

At its core, the Pi Board employs an XY stepper motor grid coupled with magnets to glide chess pieces across the board. While electromagnets seemed like a promising start, [Tamerlan] found them ...

If you’ve ever played chess or even checkers ... Each piece has a small magnet within and an electromagnet on an XY motion system can selectively pick up and move pieces. In addition, a reed ...