Spark: Bouncing Planets


Make five colorful, planet-resembling balls in minutes!

Availability: In stock

Gift Wrap

We offer complimentary gift wrap! Simply check the giftwrap style below if you want us to wrap this item for you.

Product price
Additional options total:
Order total:
SKU: 210000032482 Category:

Using a spherical mold and five colors of polymer granules, cast up to five rubbery planet models. Children not only learn why the balls form and how the elasticity of the polymer material causes their bounce, but are introduced to the world of astronomy!

Ages: 8+

Manufacturer SKU551103


Thames & Kosmos

Weight 0.50 lbs
Dimensions 2.3 × 7.4 × 8.8 in


Shopping Cart
Scroll to Top