What kind of checkerboard puzzle is this? Just take out a piece and you will find out! It reveals an angular shape that isn't a cube at all. Dump out all the pieces and then try to fit them back flat into the tray. A difficult challenge that will keep you occupied for a while!
Made in laser-cut wood and by Jean-Claude Constantin. Jean-Claude Constantin lives in Germany, where he designs and manufactures many different wood and metal puzzle, as well as magic tricks.