DIGITAL FINAL PROOF Math Concept Reader A Trip to the Pond ca38xs_lay_070110af_ll.indd 1 1/10/07 6:18:12 AM DIGITAL FINAL PROOF A ca38xs_lay_070110af_ll.indd 2 1/10/07 6:18:12 AM DIGITAL FINAL PROOF Math Concept Reader A Trip to the Pond by Linda Bussell Copyright © Gareth Stevens, Inc. All rights reserved. Developed for Harcourt, Inc., by Gareth Stevens, Inc. This edition published by Harcourt, Inc., by agreement with Gareth Stevens, Inc. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the copyright holder. Requests for permission to make copies of any part of the work should be addressed to Permissions Department, Gareth Stevens, Inc., 330 West Olive Street, Suite 100, Milwaukee, Wisconsin 53212. Fax: 414-332-3567. HARCOURT and the Harcourt Logo are trademarks of Harcourt, Inc., registered in the United States of America and/or other jurisdictions. Printed in the United States of America ISBN 13: 978-0-15-360186-6 ISBN 10: 0-15-360186-8 1 2 3 4 5 6 7 8 9 10 179 16 15 14 13 12 11 10 09 08 07 ca38xs_lay_070110af_ll.indd 3 1/10/07 6:18:13 AM DIGITAL FINAL PROOF Chapter 1: A Field Trip Ms. Tosh’s classroom buzzes with news. Her students are going on a field trip! Ms. Tosh says they will visit the local pond and the area around it. The students will look for different plants and insects that live at the pond. They will pretend they are scientists and observe the insects in their habitats. The habitats include the pond, the soil, milkweed plants, other wildflowers, and nearby trees. They will use their science journals to record what they see, and then they will write reports about their findings to share with the class.  ca38xs_lay_070110af_ll.indd 2 1/10/07 6:18:14 AM DIGITAL FINAL PROOF Ms. Tosh holds up her field guide for the class to see. “This field guide is a