Cleverly designed scientific wonder
Constant bobbing motion; Fun to watch
Can be used as scientific demonstration
Dimension: 2'' (L) x 2'' (W) x 7.5'' (H)
Recommended Age: 8+

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 8.74 inch
Height : 2.01 inch
Length : 9.49 inch

Item Weight: 0.96 ounce (View shipping rates and policies)
Shipping Weight: 12 ounce (View shipping rates and policies)

ASIN : B00L9INRBG