Changes shape during solve!
Durable, and unique
Part of Calvin''s Puzzles!
Challenging!
Makes a great gift!

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 2.5 inch
Height : 2.4 inch
Length : 2.6 inch

Item Weight: 2.4 ounce (View shipping rates and policies)
Shipping Weight: 2.4 ounce (View shipping rates and policies)

ASIN : B00YN1GH4K