
Classics : Whodunits (October 2008)
$5.09 - $5.29

Classic Whodunits
$5.59 - $5.79

Classic Mathemagic
$5.59 - $7.59

Murder at the Chessboard
$5.29 - $6.69

Math Puzzles for the Clever Mind
$6.19 - $33.59

Whodunits (Pocket Puzzlers)
$4.99 - $5.99

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

Number Freak: From 1 to 200- The Hidden Language of Numbers Revealed
$6.29 - $21.19

Brain Aerobics Math Puzzles
$6.09 - $6.99

What the Numbers Say: A Field Guide to Mastering Our Numerical World
$5.79 - $21.92

Mensa Math (Official Mensa Puzzle Book)
$9.09

Inspector Forsooth's Whodunits
$5.59 - $5.79

A Killing on Wall Street: An Investment Mystery
$5.09

Inspector Forsooth's Mini-Mysteries
$8.29

Mind-Stretching Math Puzzles
$7.19

The Little Giant Book of Math Puzzles
$11.59

Hard-to-Solve Math Puzzles
$7.39 - $8.49

The Puzzler's Dilemma
$5.79 - $21.19

Classic Brain Twisters
$5.99

This Is Not Your Father's Stockpicking Book:: Profiting from the Hidden Investment Clues Found in Everyday Things
$9.39

Sit & Solve Brainteasers (Sit & Solve Series)
$9.69

The Secret Clubhouse Game Book
Out of Stock

The Inner Game of Investing: Access the Power of Your Investment Personality
$18.39 - $23.03

CASSE-TETES ENIGMATIQUES
Out of Stock

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