Use the arrow keys to maneuver your frog. Don't get hit by the cars or fall in the water. Try to get your frog into the caves at the end of the level. Get frogs in all 5 caves to beat each level. You get 200 points for getting a frog into a cave, plus extra points depending on the time you have left. You get 2000 points for completing a level. You get 10 points for jumping forward and lose 10 points for jumping backwards.