Well, Xtreme Cars Hidden Letters, one of the most challenging type of flash games around. Its related with detecting the hidden letters from the pictures and its not always easy to achieve that. In this game, there are 3 images offered to play into and each of them holds a number of hidden letters that are not so easy to detect. So, focus and try to notice them to be able to successfully finish each of the pictures. To be able to play, use only the mouse key to press on the letter every time you detect one of them on the pictures. Good luck.