A fun and challenging math puzzle game with the goal of reaching the quantity of target scores. Select a square that is adjacent (above/below or left/right) to another with the same number, then select the second square. The number will decrease by 1 in the first selected square and increase by 1 in the second selected square. Each time you reach the target score, a score box will become unlocked. Unlock all the target score boxes to unlock the NEXT box, and continue to the next level. 5 different difficulties and 750 levels.