LiveCubes are to cube puzzles as genes are to living organisms. . Just as genes are combined to form unique individuals, LiveCube cubes can be used to make all manner of puzzles by simply  snapping the cubes together. The puzzles  come apart after assembly and, thus, are  reusable. A LiveCube package includes play manuals and a total of 120 cubes (1.5 x 1.5 x 1.5 cm) comprising 24 white two-stud cubes; and six red, six blue, six green, six yellow and 72 white four-stud cubes.