Drag ad drop the letters usig either touch or the mouse. I-game istructios o startig levels show you how to play. Be sure ad click the umber boxes at top if you eed to highlight a box. O later levels, whe more boxes itersect, it helps to make the box boudaries easier to see.

Drop the numbers into the colored boxes such that the sum of the numbers equals the required number for each box. The levels start off easy but later levels can be very tough. See if you can use your addition and thinking skills to complete all 60 levels.......without using the solutions button on the main menu too much!