tedco

Discover the mysteries of magnetism, gravity and light. The Magna-Trick will float and roll, seeming to defy the laws of nature. Is it an ordinary ...

This Classic Drinking Bird will amaze you! Once it starts, the bird won’t stop drinking! Do you want to learn the science behind the bird? The chan...

Magical Jellyfish will perform amazing hydrodynamic tricks! Just place in a bottle of clean water, squeeze the bottle and watch as Jellyfish spins ...

Demonstrates Charles' Law and the laws of energy transfer. Includes learning guide for teaching how Hand Boiler works and key scientific terms. Pop...

Classic toy for 75 years. Cast, machined, painted and balance-fitted all by hand. Demonstrates properties of gyroscopic inertia, angular motion, to...

Nature's most destructive force can be observed and enjoyed. Rotate the Pet Tornado clockwise and watch the funnel form. Will make a great gift for...

Plasma Balls are filled with mini lightning blots that arc toward your fingers when you touch the surface. Entertaining way to light up a room! An ...