BrainTwister #61: Mark to mark
-
From New Scientist #3531, 22nd February 2025 [link] [link] Given a ruler
that you know is 6 units long, with a mark 2 units from one end, it is
possible to...
Friday, March 09, 2007
Testing
This is a posting without the option of comments just to test whether my feed it back to normal yet!