Number Enigmas
Subtitle: Over 125 Challenging Exercises Designed for Maximum Fun and Cognitive Conditioning
By: This is a hard book!
Publisher: Thunder Bay Press
Published: April 2003
Language: eng
Format: Paperback
Number of pages: 128
ISBN-13: 9781592230181
Subjects: Logic & Brain Teasers; Games; Games / Gamebooks / Crosswords; Games/Puzzles; Puzzles; Games / Puzzles; Sale Books
First sentence: Can you place the tiles in the grid so that: each row and column contains two squares of each color, and each row and column contains exactly one of each number?
Description: not that great
Notes: bleh