Mathematics : From the Birth of Numbers Jan Gullberg, Peter Hilton 039304002X 1 Science>Mathematics>Popular & Elementary>Recreations & Games 1 Math Magic for Your Kids : Hundreds of Games and Exercises from the Human Calculator to Make Math Fun and Easy Scott Flansburg 0060977310 1 Science>Mathematics>Popular & Elementary>Recreations & Games 2 Finite and Infinite Games James P. Carse 0345341848 1 Science>Mathematics>Popular & Elementary>Recreations & Games 3 Aha! Gotcha : Paradoxes to Puzzle and Delight Martin Gardner 0716713616 1 Science>Mathematics>Popular & Elementary>Recreations & Games 4 Five More Golden Rules: Knots, Codes, Chaos and Other Great Theories of 20th-Century Mathematics John L. Casti 0471322334 1 Science>Mathematics>Popular & Elementary>Recreations & Games 5 The Number Devil : A Mathematical Adventure Hans Magnus Enzensberger, et al 0805062998 1 Science>Mathematics>Popular & Elementary>Recreations & Games 6 The Riddle of Scheherazade : And Other Amazing Puzzles, Ancient & Modern (Harvest Book) Raymond Smullyan 0156006065 1 Science>Mathematics>Popular & Elementary>Recreations & Games 7 Are You As Smart As You Think? : 150 Original Mathematical, Logical, and Spatial-Visual Puzzles for All Levels of Puzzle Solvers Terry Stickels 0312209118 1 Science>Mathematics>Popular & Elementary>Recreations & Games 8 The Moment of Proof : Mathematical Epiphanies Donald C. Benson 0195117212 1 Science>Mathematics>Popular & Elementary>Recreations & Games 9 Sir Cumference and the Dragon of Pi : A Math Adventure Cindy Neuschwander(Illustrator), Wayne Geehan (Illustrator) 1570911649 1 Science>Mathematics>Popular & Elementary>Recreations & Games 10 Aha! Insight Martin Gardner 071671017X 0 Science>Mathematics>Popular & Elementary>Recreations & Games 11 Fractals, Googols and Other Mathematical Tales Theoni Pappas 0933174896 1 Science>Mathematics>Popular & Elementary>Recreations & Games 12 Entertaining Mathematical Puzzles Martin Gardner, Anthony Ravielli 0486252116 1 Science>Mathematics>Popular & Elementary>Recreations & Games 13 The Moscow Puzzles : 359 Mathematical Recreations Boris Kordemsky 0486270785 1 Science>Mathematics>Popular & Elementary>Recreations & Games 14 Why Do Buses Come in Threes?: The Hidden Mathematics of Everyday Life Robert Eastaway, et al 0471347566 1 Science>Mathematics>Popular & Elementary>Recreations & Games 15 The Man Who Counted : A Collection of Mathematical Adventures Malba Tahan, et al 0393309347 1 Science>Mathematics>Popular & Elementary>Recreations & Games 16 Dell Book of Logic Problems #6 Erica L. Rothstein(Editor), et al 0440507383 1 Science>Mathematics>Popular & Elementary>Recreations & Games 17 Hard-To-Solve Brainteasers : Official American Mensa Puzzle Book Jaime Poniachik, et al 0806961538 1 Science>Mathematics>Popular & Elementary>Recreations & Games 18 Building Toothpick Bridges (Math Project Series) Jeanne Pollard 0866512667 0 Science>Mathematics>Popular & Elementary>Recreations & Games 19 Hexaflexagons and Other Mathematical Diversions : The First Scientific American Book of Puzzles and Games Martin Gardner 0226282546 1 Science>Mathematics>Popular & Elementary>Recreations & Games 20 Keys to Infinity Clifford A. Pickover 0471193348 1 Science>Mathematics>Popular & Elementary>Recreations & Games 21 Recreations in the Theory of Numbers Albert Beiler 0486210960 1 Science>Mathematics>Popular & Elementary>Recreations & Games 22 Mathemagics : How to Look Like a Genius Without Really Trying Arthur, Phd Benjamin, Michael, Phd Shermer 0737300086 1 Science>Mathematics>Popular & Elementary>Recreations & Games 23 The Green Book of Mathematical Problems Kenneth Hardy, Kenneth S. Williams 0486695735 1 Science>Mathematics>Popular & Elementary>Recreations & Games 24 The Universe in a Handkerchief : Lewis Carroll's Mathematical Recreations, Games, Puzzles, and Word Plays Martin Gardner, Lewis Carroll 038794673X 1 Science>Mathematics>Popular & Elementary>Recreations & Games 25