Knock them together for an electrical effect. Develop and exercise problem-solving, fine motor skills, organization, concentration, and so much more!
Check out all the available Copernicus Toys here
- 2 quartz rocks with piezoelectric properties
- Spark and glow in the dark when rubbed against each other
- Do not hit these rocks together - just rub
- Best observed in a darkened room
- A product of the USA
Copernicus has always & forever been a family owned & operated business. Their mission is to create play that sparks imagination and curiosity. They see play as a way that kids can discover themselves and the world and stretch what toys can be and should be.