After the space mission on Mar, you will be taken into the hands of the pictures that captured all this. You in the game Mission To Mars Differences will have to find small details that are not in one of the pictures. Images will appear on the playing field in two. You will need to carefully examine them. Look for various small details that are not in any of the pictures. If detected, click on such items with the mouse. So you select it and get points. With each new level of the game it will be harder for you to do this, so be extremely careful.