
Classics : Whodunits (October 2008)
$6.19 - $6.39

Classic Mathemagic
$5.49 - $6.59

Classic Whodunits
$4.89

Murder at the Chessboard
$6.69 - $6.89

Math Puzzles for the Clever Mind
$7.89 - $34.49

Whodunits (Pocket Puzzlers)
$5.99

Number Freak: From 1 to 200- The Hidden Language of Numbers Revealed
$6.09 - $23.37

What the Numbers Say: A Field Guide to Mastering Our Numerical World
$6.69 - $21.92

Giant Book of Hard-To-Solve Mind Puzzles
Out of Stock

Brain Aerobics Math Puzzles
$6.19 - $6.99

Mensa Math (Official Mensa Puzzle Book)
$8.69

Inspector Forsooth's Whodunits
$6.09 - $6.99

A Killing on Wall Street: An Investment Mystery
$7.49 - $8.89

The Little Giant Book of Math Puzzles
$12.39 - $14.09

Mind-Stretching Math Puzzles
$15.09

Hard-to-Solve Math Puzzles
$11.09

The Puzzler's Dilemma
$7.69 - $23.37

Classic Brain Twisters
$7.39

This Is Not Your Father's Stockpicking Book:: Profiting from the Hidden Investment Clues Found in Everyday Things
$8.39 - $8.69

The Inner Game of Investing: Access the Power of Your Investment Personality
$20.99 - $23.03

Inspector Forsooth's Mini-Mysteries
$7.39

Sit & Solve Brainteasers (Sit & Solve Series)
$4.89

The Secret Clubhouse Game Book
Out of Stock

CASSE-TETES ENIGMATIQUES
Out of Stock

Mathemagic: 169 Astonishing Numerical Challenges. Raymond Blum, Adam Hart-Davis, Bob Longe, and Derrick Niederman
Out of Stock