Delta-K,  NCTM,  Volume 36, Issue 2

Learning to Reason from Lewis Carroll

Journal of the Mathematics Council of the Alberta Teachers’ Association

Volume 36 Issue 2, June 1999

22 – 27

Learning to Reason from Lewis Carroll

Andrea Rothbart

Lewis Carroll, the author of Alice in Wonderland, was not only a writer but a mathematician. In particular, he devised scores of charming logic puzzles, similar to this one, which was devised by the author: