Instead, he decided to make his own mini display in his workshop ... The ball drop is made up of five ping pong balls, each backlit by a 10mm LED. The LEDs and ping pong balls were mounted ...

Some fish will learn to push it back and forth across the tank in a sort of mini solo game of football. Try cutting holes in the ball first to help it float more freely around the tank. Ping pong ...

Enter the “Pongsat” program – space experiments within a ping pong ball. Created by JP Aerospace, this free program allows anyone to create their own mini experiment and send it off to the ...