Wondering how is this game?

Surely you all are some animation fans "Kingdom of Ice" and, of course, implicit, and very funny game who were the protagonists of those beautiful story. In the game Kingdom of Ice difference your job will be quite simple in theory: there are three levels with diferete animated images. In each level there will be two images which apparently seem the same but actually have slight differences that you should be able to find them more accurately and click on them with great precision. Your cursor in this game is a circle, one red and one black on each image, and should position the difference exactly in the center of these circles, otherwise you will go wrong and you lose points. Each level has a number of differences that need to find a specific time that you have available, so hurry and thus try to make a bigger score. Good luck and have fun!