Copyright

      First published in hardback in Great Britain by HarperCollins Children’s Books 2015

      HarperCollins Children’s Books is a division of HarperCollinsPublishers Ltd

      1 London Bridge Street, London, SE1 9GF

       www.harpercollins.co.uk

      Sky Key: An Endgame Novel © 2015 by Third Floor Fun, LLC.

      Puzzle hunt experience by Futuruption LLC.

      Additional character icon design by John Taylor Dismukes Assoc.,

      a Division of Capstone Studios, Inc.

      Cover design and logo by Rodrigo Corral Design

      Additional logo and icon design by John Dismukes

      Map art © 2015 GettyImages/chkkicx

      NO PURCHASE NECESSARY TO ENTER OR WIN. You do not need to prove that you have purchased this book to enter. Copies of the book may be available to you through other resources, such as your local library. Contest begins 9:00 a.m. EST, October 20, 2015, and ends when the puzzle has been solved or on October 20, 2017, whichever is earlier. Open to ages 13 and older. Entrants under 18 must have consent from a parent or guardian. Void where prohibited. There are twelve prizes of $5,000.00, ten prizes of $8,000.00, one prize of $10,000.00 and one prize of $100,000.00. Sponsor: Third Floor Fun, LLC, 25 Old Kings Hwy N, Ste 13, PO Box #254, Darien, CT 06820-4608. For Contest details, prize description, and Official Rules, visit www.endgamerules.com

      HarperCollins Publishers is not responsible for the design or operation of any contests related to Endgame, and is not the sponsor of any such contest.

      All such contests have been designed, managed, and sponsored by Third Floor Fun, LLC, which is solely responsible for their content and operation.

      James Frey asserts the moral right to be identified as the author of this work.

      A catalogue record for this book is available from the British Library.

      All rights reserved under International and Pan-American Copyright Conventions. By payment of the required fees, you have been granted the non-exclusive, non-transferable right to access and read the text of this eBook on-screen. No part of this text may be reproduced, transmitted, downloaded, decompiled, reverse engineered, or stored in or introduced into any information storage and retrieval system, in any form or by any means, whether electronic or mechanical, now known or hereinafter invented, without the express written permission of HarperCollins Publishers.

      Source ISBN: 9780007585229

      Ebook Edition ISBN: 9780007585243

      Version: 2015-09-24