Play Sudoku Puzzles to Improve Your Iq - Kalman Toth - Bøger - CreateSpace Independent Publishing Platf - 9781492748694 - 17. september 2013
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Play Sudoku Puzzles to Improve Your Iq Csm edition

Kalman Toth

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Play Sudoku Puzzles to Improve Your Iq Csm edition

SOMETHING MAGIC ABOUT SQUARE PUZZLES! THEY ARE SIMPLY IRRESISTIBLE. SCIENTIFICALLY PROVEN THAT REGULAR SUDOKU PUZZLE SOLVING IMPROVES IQ AND KEEPS BRAIN IN TOP SHAPE. 500 9x9 SUDOKU PUZZLES WITH SOLUTIONS. DIFFICULTY LEVELS: VERY EASY, EASY, MEDIUM, HARD, BEAST & DEVIL. COMPUTER CAN SOLVE "VERY EASY" SUDOKU PUZZLES IN LESS THAN A SECOND, MEANWHILE "DEVIL" DIFFICULTY LEVEL PUZZLES TOOK AROUND 6 SECONDS. FORMATTED 2 TO A PAGE FOR EASY SOLUTION WORK. EACH PUZZLE WAS CHECKED FOR A SINGLE SOLUTION. IQ CAN BE INCREASED BY STARTING AT A LOW DIFFICULTY LEVEL AND PROCEEDING TOWARD DIFFICULT PUZZLES.

Medie Bøger     Paperback Bog   (Bog med blødt omslag og limet ryg)
Udgivet 17. september 2013
ISBN13 9781492748694
Forlag CreateSpace Independent Publishing Platf
Antal sider 340
Mål 20 × 189 × 246 mm   ·   612 g
Sprog Engelsk  

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