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More Magic Science Tricks by DINAH MOCHE More Magic Scici^cc fricks by DINAH MOCHE author of Magic Science Cover Illustration Inside illustrations Tricks by Leonard Shortall by Richard Rosenblum SCHOLASTIC INC. New York Toronto London Auckland Sydney For Molly Harrington No part of this publication may be reproduced in whole or in part, or stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without written permission of the publisher. For information regarding permission, write to Scholastic Inc., 730 Broadway, New York, 10003. NY ISBN 0-590-40399-0 Text copyright © 1980 by Dinah L. Moche^^ Illustrations © 1980 by Scholastic Books, Inc. All rights reserved. Published by Scholastic Books, Inc. 25 24 23 22 21 20 19 18 17 16 Printed in the U.S.A. 4 5 6/9 28 More Magic Scici^ce Tricks Contents Magic and Science Mysterious Tricks The Invisible Wall The Tin Can Caper 8 10 Super Straw 12 The Vanishing Penny 14 Eggs-tra Strong 16 BeUeve A It or Not Tumbling Act 18 Tamer Paper Magic 20 22 The 24 Tiger Ice Cube Trick Battle of the Balloons Swimming Shark 26 28 Crime Detection Fingerprinting 30 Lifting Fingerprints Counterfeit Coin Collector 32 34 Chemical Test 36 Mind Over Body Reaction Time 38 A 40 Steady Hand Your Metric Measure 42 What's Your Metric Weight? 44 Amazing Acts Spin Your Wheels 46 Bone Bender Roller Box 48 A 52 54 Real Chiller Rolling Uphill Things to 50 Make Snowstorm in a Jar Rock Candy 58 Homemade Planetarium 60 Burglar-Proof Box 62 56 Magic and Science ^ Magic and science are both a lot of fun. Some science experiments are so amazing and mysterious seem like magic until you understand them. There are 28 easy-to-do science experiments in this book that you can use in a magic show. Try the experiments first. Then pick out the ones you like best and put on a magic show. Set up a fancy demonstration table, wear a costume, and tell your best jokes. When you've done a trick, you can show what you know by explaining the science behind the that they trick. Each experiment has directions that are easy to follow. You will probably find most of the things you need around your home. But if you don't, you can buy what you need at a 50 and 10^ store or a toy-, hobby-, drug-, or hardware store. A Safety is warning! very important in every science labora- experiments in this book can be performed safely if you follow the directions. Read them through before you start each experiment, and be careful as you work. tory. All the When you see one of the symbols below at the beginning of an experiment, turn back to this page and read the special warning. Get permission to use the stove. If you don't know how to turn on the stove, ask an adult to help you. Be especially careful with matches and candles. Get permission to use them or ask an adult to help you. & When you are mixing chemicals be ver