I'm delighted to announce that the Powerball® is coming to Brain Spice!
Powerballs are essentially handheld gyroscopes, powered by... you! Their clever design means that you can control their spin speed with just gentle hand movements. And the faster they spin, the more they push back, thanks to the wiles of physics. They feel strangely alive in your hand! Many models also light up spectacularly - all with your own energy. No batteries required.
Powerballs can hit speeds of 18000rpm and higher - faster than formula 1 engines! Continue reading