Queen shows off table tennis skills as King rues end to his skiing days
The Queen showed off her ping-pong prowess when she joined the King at a community centre to celebrate good causes in ...
Hackaday20d
RGB LED Display Simply Solves The Ping-Pong Ball Problem
The diameter of ping pong balls is a mismatch for the spacing of LEDs on a strip. The solution? A bit of force. The technique we want to highlight is not the fact that he used table tennis balls ...