Click start. Use arrow keys or WASD to move. Avoid any obstacles you come across. If there's one thing a mouse is good at, then it's fleeing. Flee from this danger until you reach your desired score. Oh, and collect any cheese you find. Those are also good for your score. It's just like ole' uncle Squeakers used to say, " Ya'll never be ah happeh mousy if yah don't eat yor chiis!", He'd say, in his stereotypical redneck voice.
Just a thing I made to take a break from making wrath of shamrocks. At the start, you have 15 seconds of safety. Then your first trap comes out. Each trap has 15 seconds in between them.