Squish this new lustrous super putty.

Drop water on this powder and watch it grow into snow.

The classic physics educational toy since 1917.

Static electricity can do more than make your hair stand up. Harness the energy to power this light bulb.

Enjoy sweet realistic bird warbles.

Phosphorescent ink will help you be a good spy.

Prismatic super putty

The ancient optical illusion toy.

A single convex glass lens magnifies small objects.

Thin, light, portable magnification.

Action and reaction.

Wrap in vivid butterflies. Catch the eye of a lepidopterist.