The Strange & Infinite World of Numbers

People who enjoy puzzles, including all the millions who play sudoku every day, will love The Strange and Infinite World of Numbers. 

Tim Sole has been publishing puzzle books since 1988 and three of his titles have won the accolade of being Official American Mensa Puzzle Books. 

The 28 chapters of this book are self-contained so you can start anywhere and still enjoy the recreational mathematics you'll find in each. 

The puzzles and facts here cover such curiosities as the fundamental constant of music, descriptions of unexpected lotto results, the so-called German Tank problem, and Einstein's most famous equation. 

All in all, it's a treasure of number fun and puzzles.