by Lewis Carroll
Publisher: Macmillan and co 1897
Here you see Carroll the mathematician at his playful best. Don't let the title mislead you -- this isn't about modern symbolic logic but about ways of expressing classical logic with symbols. It's loaded with amusing problems to delight any mathematical puzzler.
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by Umesh P N
The puzzles in this volume were discussed in a Malayalam blog for Mathematics teachers in Kerala. Many of these were solved by the readers of that blog. This volume attempts to provide detailed explanation how these can be solved mathematically.
by T. Sundara Row - The Open Court pub. co
The book provides a wide range of ways to fold paper and create the squares, equilateral triangles, rectangles, pentagons, hexagons, octagons, nonagons, decagons and dodecagons, pentedecagons and similar objects. It also contains the conic section...
by Henry Ernest Dudeney - Nelson
430 brainteasers based on algebra, arithmetic, permutations, probability, plane figure dissection, properties of numbers, etc. Intriguing, witty, paradoxical productions of one of the world's foremost creators of puzzles. Full solutions.
by W. S. Andrews - Open Court Publishing Company
The essays that appear in this book cover topics such as magic squares, magic cubes, the Franklin squares, magics and Pythagorean numbers, the theory of reversions, magic circles, spheres, and stars, and magic octahedroids, among other things.