*Scanning QR codes requires a web-enabled smart device with a QR code reader app and a camera.
Pop open this book and
you’ll find QR codes like
this one, loaded with
information, so you can
learn even more!
Cody Koala
Hello! My name is
Scan this code* and others like it while you read,
or visit the website below to make this book pop.
Published by Pop!, a division of ABDO, PO Box 398166, Minneapolis,
Minnesota 55439. Copyright © 2019 by POP, LLC. International copyrights
reserved in all countries. No part of this book may be reproduced in any
form without written permission from the publisher. Pop!™ is a trademark
and logo of POP, LLC.
Printed in the United States of America, North Mankato, Minnesota
042018
092018
Distributed in paperback by North Star Editions, Inc.
Cover Photo: iStockphoto
Interior Photos: iStockphoto, 1, 6, 10 (top), 10 (bottom), 14, 17, 21; Shutterstock
Images, 5 (top), 5 (bottom left), 5 (bottom right), 9 (top), 9 (bottom left), 9
(bottom right), 10 (middle), 13; Chelsea Purgahn/Tyler Morning Telegraph/
AP Images, 18
Editor: Charly Haley
Series Designer: Laura Mitchell
Library of Congress Control Number: 2017963435
Publisher’s Cataloging-in-Publication Data
Names: Vilardi, Debbie, author.
Title: 3-d printers / by Debbie Vilardi.
Description: Minneapolis, Minnesota : Pop!, 2019. | Series: 21st century
inventions |Includes online resources and index.
Identifiers: ISBN 9781532160387 (lib.bdg.) | ISBN 9781635177893 (pbk) | ISBN
9781532161506 (ebook) |
Subjects: LCSH: Three-dimensional printing--Juvenile literature. |
Technological innovations--Juvenile literature. | Inventions--History--
Juvenile literature. | Technology--History--Juvenile literature.
Classification: DDC 609--dc23
