Puzzles
Puzzles have been in existence for thousands of years, intended to amuse and bemuse.
Some may tax your mind more than others, but they should always be fun.
Enjoy this collection, avoid frustration, and fight boredom.
Table of contents
Games
Graphical puzzles
Language puzzles
Mathematical puzzles
 Action sequences
 Analytical puzzles
 Arithmetical puzzles
 Decision puzzles
 Geometric puzzles
 Logic puzzles
 Number sequences
 Set theory puzzles
 Statistical & combinatorics puzzles
Permutation puzzles
 Rubik's cube (3x3x3)
 Rubiks Revenge (4x4x4)
 Rubik's Professor (5x5x5)
 Fifteen puzzle
Real life problems
About puzzles
Puzzle resources
 Jim Loy's Puzzle Pages
 Riddles–Wu:Riddles
 Aha! Puzzles  Original creative puzzles by Lloyd King
 Puzzles from the Princeton undergraduate mathematics student society.
 rec.puzzles Archive
 ResultsAbout Riddles: Collection of links to other riddle web sites.
 Mathpuzzle: Puzzle blog of Ed Pegg Jr.
 PuzzlePicnic: Hundreds of deduction puzzles.
 Puzzles.com

A Wikibookian has nominated this book for cleanup because: Needs more structure, needs to be expanded. Puzzles should be explained and discussed, not just listed. 