Darby Creek

A division of Lerner Publishing Group, Inc.

241 First Avenue North

Minneapolis, MN 55401 USA

For reading levels and more information, look up this title at www.lernerbooks.com.

The image in this book is used with the permission of: © Andreiuc88/Dreamstime.com (man in cave); © Andreiuc88/Dreamstime.com (man on rock); © iStockphoto.com/mustafahacalaki (skull); © iStockphoto.com/Igor Zhuravlov (storm); © iStockphoto.com/desifoto (graph paper); © iStockphoto.com/Trifonenko (blue flame); © iStockphoto.com/Anita Stizzoli (dark clouds).

Main body text set in Janson Text LT Std 12/17.5. Typeface provided by Adobe Systems.

Library of Congress Cataloging-in-Publication Data

The Cataloging-in-Publication Data for Breakdown is on file at the Library of Congress.

ISBN 978-1-5124-1323-6 (lib. bdg.)

ISBN 978-1-5124-1347-2 (pbk.)

ISBN 978-1-5124-1348-9 (EB pdf)

Manufactured in the United States of America

1-39782-21320-4/7/2016

9781512419382 ePub

9781512419399 ePub

9781512419405 mobi