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Learn About: Magnets: A fascinating fact file and learn-it-yourself project book (Learn About ...)
Learn About Magnets A fascinating fact file and learnityourself project book - Learn About ... Author:Steve Parker Whether you know it or not, there are magnets hidden everywhere - in compasses, hairdryers, in telephones, in computers. This lively and practical book will tell you how magnets make engines work, how they help you find your way, and even how magnets can be switched on and off.