HOUGHTON MIFFLIN COMPANY and its colophon (see top of page) are registered trademarks of Houghton Mifflin Company.

Information on trademarks in titles of publications, in alphabetical order:

THE 100 WORDS logo is a registered trademark of Houghton Mifflin Company.

AMERICAN HERITAGE and the eagle logo are registered trademarks of American Heritage, Inc. Their use is pursuant to a license agreement with American Heritage, Inc.

THE BEST AMERICAN SERIES logo is a registered trademark of Houghton Mifflin Company.

THE BEST AMERICAN ESSAYS^® is a registered trademark of Houghton Mifflin Company.

THE BEST AMERICAN MYSTERY STORIES™ is a trademark of Houghton Mifflin Company.

THE BEST AMERICAN NONREQUIRED READING™ is a trademark of Houghton Mifflin Company.

THE BEST AMERICAN RECIPES™ is a trademark of Houghton Mifflin Company.

THE BEST AMERICAN SCIENCE AND NATURE WRITING™ is a trademark of Houghton Mifflin Company.

THE BEST AMERICAN SPIRITUAL WRITING™ is a trademark of Houghton Mifflin Company.

THE BEST AMERICAN SPORTS WRITING™ is a trademark of Houghton Mifflin Company.

THE BEST AMERICAN SHORT STORIES^® (print edition) is a registered trademark of Houghton Mifflin Company.

THE BEST AMERICAN SHORT STORIES™ (audio edition) is a trademark of Houghton Mifflin Company.

THE BEST AMERICAN TRAVEL WRITING™ is a trademark of Houghton Mifflin Company.

CURIOUS GEORGE^® and the Curious George logo are registered trademarks of Houghton Mifflin Company.

FIVE LITTLE MONKEYS^® is a registered trademark of Houghton Mifflin Company, and the monkey logo is a trademark of Houghton Mifflin Company.

FLASHGUIDE^® is a registered trademark of Houghton Mifflin Company.

GRAPHIA^® and the Graphia logo are registered trademarks of Houghton Mifflin Company.

KAUFMAN FIELD GUIDES™ is a trademark of Houghton Mifflin Company.

KAUFMAN FOCUS GUIDES^® is a registered trademark of Houghton Mifflin Company.

THE NAME THE EXPERTS TRUST^® is a registered trademark of Houghton Mifflin Company.

PETERSON FIELD GUIDES^®, PETERSON FIELD GUIDE SERIES^®, PETERSON FIRST GUIDES^®, PETERSON FLASHGUIDES^®, and PETERSON MULTIMEDIA GUIDES^® are registered trademarks of Houghton Mifflin Company.

TAYLOR'S GUIDE^® and TAYLOR'S WEEKEND GARDENING GUIDES^® are registered trademarks of Houghton Mifflin Company.

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Additional trademark information:

CASTLE ROCK ENTERTAINMENT^® and the lighthouse logo are registered trademarks of Castle Rock Entertainment.

GOLDENMEAN™ is a trademark of Golden Mean Productions.

GOURMET is a registered trademark of Condé Nast Publications.

IMAGEMOVERS^® and the train logo are registered trademarks of ImageMovers, LLC.

INFORMATION PLEASE^® is a registered trademark of Pearson Education, Inc.

INFORMATION PLEASE ALMANAC™ is a trademark of Pearson Education, Inc.

NATIONAL PUBLIC RADIO^®, NPR^®, and PERFORMANCE TODAY^® are service marks of National Public Radio, Inc, registered with the U.S. Patent and Trademark Office. For information about NPR, its programs, and its member stations, visit its Web site at http://www.npr.org or contact Audience Services at 635 Massachusetts Avenue NW, Washington, D.C. 20001.

PLAYTONE^® and the Playtone logo are registered trademarks of The Playtone Company.

THE POLAR EXPRESS movie and all related characters and elements are trademarks of and © Warner Bros. Entertainment Inc.

Based on THE POLAR EXPRESS book and characters TM & © 1985 by Chris Van Allsburg.

SHANGRI-LA ENTERTAINMENT^® and the palm tree logo are registered trademarks of Shangri-La Entertainment, LLC.

WARNER BROS. PICTURES™ is a trademark of Warner Bros. Entertainment, Inc.

The WB shield logo is a trademark and copyright of Warner Bros. Entertainment, Inc.

^®, the word "Tolkien," and representations of the signature of J.R.R. Tolkien are registered trademarks of the J.R.R. Tolkien Estate Limited.