CISRA Puzzle Competition 2007 - The Puzzles
This is the archive of the 2007 Puzzle Competition. Please visit the current competition site for information about the latest Puzzle Competition.
For general information on how to solve the puzzles, please see the puzzle solving guide. We highly recommend you read this if you're at all unsure about how to approach these sorts of puzzles.
Enter your team's answers for puzzles on the Solve page.
* Point value if solved when this page was loaded. The point value may have decreased since then.
Puzzle files are in Adobe PDF format, and require the free Adobe Reader software to view and print.