Polycubes are made from cubes that are glued face-to-face without overlap.
In polycube puzzles the player is usually presented with a set of such polycubes and he has the task to use then to assemble them to a certain shape.
Sometimes (especially when polycube puzzles are played on the computer) the cubes will be represented by other tokens.
... the age of 18 living with them, 55.9% are married couples living together, 8.2% have a female householder with no husband present, and 32.5% are non-families. 28.9% of ...