Can you insert the metal key into this confounding cube?
Then, try to retrieve it.
There is only one way in and one way out.
This brainteaser is a challenge
Box measures 2-1/2^^ square. Solution included.


Technical Details


Product Details

Package Dimensions
Width : 3.8 inch
Height : 2.8 inch
Length : 5.2 inch

Shipping Weight: 2.85 pounds (View shipping rates and policies)

ASIN : B01LYILN8U