The science of slime!
Our Copernicus Toys fan favorite hands-on explorations of states of matter, the chemistry behind gels, polymers, and phosphorescence.
Experiment making glow-in-the-dark gel, a putty substance that flows and stretches, breaks and bounces, eco-foam fizzle, and much more.
15 experiments in an awesome 6x4x4" box.
Made in United States