Python for Kids
Puzzle Number 4
Posted, 22 Jan 2013
Difficulty: extremely hard
Take the code created in the final programming puzzle in Chapter 18 of Python for Kids (#3 Moving Platforms), and add an 'elevator' to the game. The elevator will be a platform that moves up and down the game screen (rather than left to right).
See this blog post for a hint.
Update: The full solution can be found here.