Grossmaul Box Smiley Box

Grossmaul Box (Smiley Box). This happy face is the key to opening this puzzle box by Jean Claude Constantin.  The objective is to free the plastic token by getting it out the large hole.  The washers that are attached to the metal pegs move slightly but don't seem to want to let the token pass... Made in laser-cut wood and stainless steel. Jean-Claude Constantin lives in Germany, where he designs and manufactures many- Grossmaul Box (Smiley Box).