press the green flag and move the mouse to move the cat and catch the mouse if u miss you lose a life if you lose all of them well you can probably guess but I'm going to say it any way YOU WILL LOSE there is no way to win but you could try to beat yours and others height scores write you scores in the comments do not copie or mess up(edit) with out permission you can make symiler games just not cat and mouse it does glich some times if you can work out how to fix it please tell me
feel free to look at the codes
