Can we submit a riddle to be incorporated into the challenge

I love the Python Challenge and it has inspired me to think up a few python oriented puzzles of my own.

Are the authors of the challenge looking for submissions for additional levels? Perhaps a side-quest or two?

... Are the authors of the challenge looking for submissions for additional levels? Perhaps a side-quest or two?

Yes! See the "Do you have ideas for new levels?" message near the top of the "Python Challenge News" forum here for instructions.