When all else fails, try a code! They're all math now, and there are several good books on codes out there. (I particularly love "The Code Book" by Simon Singh.)
Also, you could riff on a math problem that's been used in the series. They have to come up with new stuff, but you don't.
Re: math-fics
Date: 2010-02-01 12:36 am (UTC)Also, you could riff on a math problem that's been used in the series. They have to come up with new stuff, but you don't.