Examples to-do list

These are examples we need, that haven’t been created.

• Show how to do ‘levels’ based on list length hitting 0
• Show how to do ‘levels’ based on timer
• Animating snow
• Move game controller
• Joystick calls
• Background music
• Recursive examples
• Rotating sprites
• Sprite explosions
• Destroy all sprites with a property
• See if there are any sprites with a property
• See if all items have a property
• Pong
• Centipede
• Move between rooms
• Physics engine
• Enemies that follow the user