Visualize mass relationships quickly and easily
Color-coded to represent thickness and mass: red, blue, green, and yellow
Set of 54 pieces includes: 20 1-gram pieces, 20 5-gram pieces, 10 10-gram pieces, and 4 20-gram pieces

Technical Details

Product Details

Package Dimensions
Width : 5 inch
Height : 1.61 inch
Length : 6.89 inch

Shipping Weight: 9.6 ounce (View shipping rates and policies)

ASIN : B01JK5WCLK