Designed to help you make the most of your brain power by solving puzzles that increase slowly in level of difficulty. This series includes puzzles that get progressively tougher over the six titles and range from Quick 1 and 2 to Killer 1 and 2. Title: Killer Brain-training 1 Author: Campbell, Guy Publisher: Sterling Pub Co Inc Publication Date: 2009/01/01 Number of Pages: 176 Binding Type: PAPERBACK Library of Congress: oc2008052145 Additional Details \N BRAND : Campbell, Guy
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