Challenges: 1. Add "up, down, left, and right" arrow commands to control the cat 2. Add reward items flying in the sky, like a star, fish, or something else for the cat to collect 3. Add a score to count how many items the cat collects 4. Add obstacles that can decrease score if the cat touches them ================================= Want more challenges? Here you go: 1. Having different play levels. For example, if the cats collect 10 items, you will enter the next level where more obstacle items will appear and the items will fly faster. 2. Having a start screen and a game over state