Just give the pendulum a gentle push and let gravity and momentum determine the path as it swings slowly back and forth carving elliptical loops and whorls into... More
Rather than waiting by the phone, this innovative lighting system syncs with your smartphone via Bluetooth to alert you visually with customizable colors when... More
The pendulum swings through the sand showing the complex interaction between forces, creating art from science, and beauty from mathematics!
This hot 16 1/2 inch tall performing pepper sings and sways to the Latin rhythms of the song Hot, Hot, Hot and keeps time by shaking his maracas.