I went to check on the former CISRA puzzlers today: there was an update made on the 17th of August, which suggested that another is…
Tag: puzzles
We were very wrong in expecting Part 5 of the GCHQ puzzle to have two questions, followed by a sixth part. In fact, Part 5…
Just when we thought that we were in a puzzle drought until next Spring, the BBC alerted us on Thursday to this little treat from the…
Sydney Uni Mathematics Society is proud to announce that the ΣUMS Puzzle Hunt is on again in 2010! Registration has already opened so get into…
So busy today that the Green of the Day escaped me – totally. I only just remembered, and it is now half past two in…