Can you assemble it without using nails and glue? Swiss Cube is full of traditional intelligence, it has very subtle mathematical and physical principles. You will admire the wisdom of ancients. Swiss Cube is difficult to put it apart or assemble. Each piece of burr puzzles has different shape and direction, very challenging and definitely need a try.
Material: Bass Wood
Piece: 6x Surface Boards, 6x burr puzzles
Color: Wood color
1x Swiss Cube