Hollow Cube is the newest technical innovation in twisty puzzles. With no core inside and revealing how the segments move, this cube is surprisingly unique. Unique design but no less difficult than a normal cube.
Age: 9+
Hollow Cube is the newest technical innovation in twisty puzzles. With no core inside and revealing how the segments move, this cube is surprisingly unique. Unique design but no less difficult than a normal cube.
Age: 9+