Riddling

A collection of riddles, puzzles and brain teasers

Logic, probability, geometry and lateral thinking: riddles to chew on, each followed by a worked solution. Try them before you turn the page.

About

The book is written in LaTeX, with its drawings done in TikZ and sketch, and is rebuilt and released on every change. The title page of the PDF says exactly when and from which commit it was built. Corrections and new riddles are welcome as issues or pull requests.

Links