0 to 9 is an addictive number puzzle game, that will tweak your mind with "tweaked math". Do you think that, you are smart enough to get all 0 to 9 blocks on a board of 4x4 squares? If you just said YES, then try to do it now. It's not as easy as you think. You will be given three PLUS, three MINUS & three NEUTRAL blocks on start.