Take an appealingly illustrated fun test of your perceptual ability, math smarts, and knowledge combinations and probabilities. See how fast your eyes can discern the one sulking face nearly hidden in a large group of smiling "Spikeheads." Figure out how many different shapes went into creating two tessellation patterns. It takes mental gymnastics to rearrange a human tower of 36 red and blue acrobats so that they fulfill a set of rules about where they stand and who they stand next to. Calculate how many different ways the eight Knights of the Round Table can be seated without anyone having the same two neighbors more than once. There's also fascinating background on the theoretical principles that underlie the solutions
Knotty Number Problems & Other Puzzles (Mastermind Collection),Ivan Moscovich,Sterling,140272344X,Games,Games / Gamebooks / Crosswords,Games/Puzzles,Logic & Brain Teasers,Puzzles,Games / Puzzles,LITERATURE - LIT CLASSICS TRD PB
Game Books
Knotty Number Problems & Other Puzzles (Mastermind Collection)
Books:
- Life in Ancient Mexico Coloring Book (Dover Pictorial Archive Series)
- Little Wildflowers Stained Glass Coloring Book (Dover Little Activity Books)
- Little Women Coloring Book (NanaBanana Classics)
- Lunar: Silver Star Story Complete: Prima's Unauthorized Strategy Guide
- Macromedia Flash 8 : Training from the Source (Training from the Source)
- Mech Assault : Prima's Official Strategy Guide (Prima's Official Strategy Guides)
- Mensa Mind Workout
- Mental Fitness Puzzles: A Lateral Thinking Approach
- Microsoft Age of Empires II: Age of Kings : Inside Moves (Eu-Inside Moves)
- Microsoft Flight Simulator 2000 : Prima's Unauthorized Strategy Guide
Books
books
Books
- Cowboy and Western Cuts CD-ROM and Book (Electronic Clip Art)
- School Is Hell
- Slayer : A Totally Awesome Collection of Buffy Trivia
- The Power of Pittsburgh (Urban Tapestry Series)
- Managing Salespeople : A Relationship Management Approach
- Jason and the Bees (Nature I Can Read Book.)
- Liquid Metals : Concepts and Theory (Cambridge Monographs on Mathematical Physics)
- Quantum Dot Heterostructures
- Perverzion (Writings from an Unbound Europe)
- Naked Intimacy : How to Increase True Openness in Your Relationship
- Painted Ponies
- Japanese Touch for Your Home
- Renewing The Atlantic Partnership: Independent Task Force Report (Council on Foreign Relations (Council on Foreign Relations Press))
- Learning from Data : Artificial Intelligence and Statistics V (Lecture Notes in Statistics)
- Lonely Planet Nepal (Lonely Planet Nepal)
- German Books: Deutsche Bücher ~ 25
- Bayern und die Phantomzeit
- Regionale Wirtschaftspolitik und Verbesserung der Agrarstruktur
- Leading Change Toward Sustainability: A Change-Management Guide for Business, Government and Civil Society
