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Tag: Science & Math [ All ]

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  Title Copies
Ingenious Gadgets: Guess the Obscure Purpose of Over 100 Eccentric Contraptions 
Year: 2005 
ISBN: 0715321897 
ISBN 13: 9780715321898 
 1 
Why Don't Penguins' Feet Freeze?: And 114 Other Questions 
Year: 2007 
ISBN: 1416541462 
ISBN 13: 9781416541462 
 1