Number Slide Tile Sliding Brain Teaser Classic IQ Test Toy Game
Set of 4 individually carded games. Classic Sliding Tile Brain Teaser Puzzle.
The "15 Puzzle" consists of 15 squares
numbered from 1 to 15 which are placed in a 4x4 box leaving one position
out of the 16 empty. The goal is to reposition the squares from a given
arbitrary starting arrangement by sliding them one at a time.
Several variations of the puzzle to solve (see back of package)