For the true expert
This is the most difficult version of the Happy Puzzle Family. You can recognize the Marble Cube puzzles on the marbled EVA foam.
Each of the six Marble Cube puzzles has a different shape, colour, and solution. Every model has it’s own name which refers to a remarkable citizen of the world. For example the blue foam puzzle refers to the civil rights-worker Martin Luther King.
Get creative and astound friends and family with your impressive puzzle masterpieces! Combinations are possible between two or more cube puzzles.