• Happy Puzzle Company Game - 25 years significant player in UK • The intense game of high-speed number arrangement • Be the first player to arrange the 16 randomly chosen tiles into a 4 x 4 square. • The adjacent 2 tiles must share at least one number in common; The first player who matches all the numbers is the winner • Promote speed of thought, visual perception, & problem-solving training • 32 tiles Totally • Ages 8+