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An Everything® Series Book.
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Cover illustrations by Dana Regan. Interior illustrations by Kurt Dolber. Puzzles by Beth L. Blair.
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EDITORIAL
PRODUCTION
Innovation Director: Paula Munier
Director of Manufacturing: Susan Beale
Editorial Director: Laura M. Daly
Production Project Manager: Michelle Roy Kelly
Associate Copy Chief: Sheila Zwiebel
Prepress: Erick DaCosta, Matt LeBlanc
Acquisitions Editor: Kerry Smith
Interior Layout: Heather Barrett, Brewster Brownville, Colleen Cunningham, Jennifer Oliveira
Development Editor: Brett Palana-Shanahan
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Production Editor: Casey Ebert
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DEDICATION
For Matt and Megan
Introduction
W ould you pay a lot of money to see a scientist do experiments? Probably not. Now if it were a magician, that might be a different story. Magicians awe people. They do things that seem impossible. Their tricks defy any explanation and as hard as the audience tries to figure out how they work, they often cannot. For many, science works in the same way. They see the strange and the unexpected, and when they can't explain it, they assume that science is magic. But there is one big difference between science and magic. That difference is what makes science something everyone can do, while magic is usually left to the professionals.
What is this one difference between the two disciplines? A scientist wants to know why things work the way they do. And so does a magician. The difference is that a scientist wants others to know, also. As a result, when a scientist learns an answer to a question, he often writes a report, explaining what his original question was, what he did to test the question, and what the answer was.
Magicians never reveal their secrets. That is, magicians want you to believe that what they are doing is magic, that it cannot be explained in simple terms. Scientists, on the other hand, believe that everything has an explanation, and are happy to share that explanation with anyone who will listen.
In this book, you will be exploring a