Quiz Me:
https://appinventor.mit.edu/explore/ai2/space-invaders
Snowglobe:
https://appinventor.mit.edu/explore/ai2/snowglobe
Space Invaders:
https://appinventor.mit.edu/explore/ai2/space-invaders
Minigolf:
https://appinventor.mit.edu/explore/ai2/minigolf