Steve Spangler Science Colorful Growing Orbs

Description

Colorful Growing Orbs by Steve Spangler Science. - The clear, pebble-size spheres grow into colorful jelly marbles after you soak them in water for a few hours. - These colored spheres are like Jelly Marbles™, but they never lose their amazing color. - Explore the science of polymers with the Colorful Orbs Science Starter Set. - Makes 3,750 colored orbs. - Suitable age group: 6+ and above.