Check out this set of 6 colorful magnet rings stacked on a pencil. Flip the magnets for hours of fun. Many different pole-to-pole combinations can occur. Make them float or stick to each other!
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
Easily assemble a working alarm motion detector!
Every kid needs one of these spheres!
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
This superb chemistry set features 350 mind-boggling experiments!