Make five colorful, rubbery balls resembling planets in minutes. Using a spherical mold and five colors of polymer granules, cast up to five rubbery planet models. Learn why the balls form and how the elasticity of the polymer material causes them to bounce.
Educational Toys, Science & Nature, STEM
Make five colorful, rubbery balls resembling planets in minutes.
Out of stock
|Dimensions||7.5 × 2.25 × 8.75 in|
Young Children, Pre-teen