Game wise to train the gray matter of the brain offers players of all ages to address a number conundrum - to clear the way of the black bloc of other blocks littered the room. With each level more difficult to keep track of what the block should move and when, but that more and more interested in what is out there on the last level, I think he will be able to get not everyone, but do not care what you are no matter of age and eye color - good luck in finding solutions!