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Was Wondering 1991
Digitized by the Internet Archive in
Was Wonderiner —
How and Why Library
World Book, Inc. a SoDtt Fetzer company Chicago London Sydney Toronto
525 West Monroe
Chicago, Illinois 60661 All rights reserved
Printed in the United States of America
Library of Congress Catalog Card No. 65-25105
Acknowledgments The publishers of Childcraft—The How and Why Library gratefully acknowledge the courtesy of the
Shepard Books, a Morrow and Co.,
Alive?" adapted from Hobie Hanson, You 're Weird, by Jamie Gilson. 1987 by Jamie Gilson. Copyright Inc.: "Is It
following publishers, agencies, authors, for permission to use copyrighted poems, stories, and illustrations in this volume. Full
division of William
Reprinted by permission of William
acknowledgments appear on
"Can I Grow Freckles?" adapted from Freckle Juice by Judy Blume. Copyright © 1971 by Judy Blume. Reprinted by permission of Macmillan, Inc. and Octopus Publishing Group Library. Macmillan,
page 250. HarperCollins, Inc "Wild Strawberries" from A Light in the 1981 by Snake Eye Attic. Copyright Music, Inc Reprinted by permission of :
and Jonathan Cape. "To the Skeleton of a Dinosaur in a Museum," Copyright ® 1979 by Lilian Moore. Reprinted by permission of Marian Reiner for the Lilian Moore:
Henry Holt and Company, Inc.: "Why There Are Four Seasons in the Year," from The Earth Is on a Fish Back by 's
1965 by Natalia Belting. Copyright Natalia Belting. Reprinted by permission of Henry Holt and
William Morrow & Company, Inc.: "Rainbows" from Vacation Time. Copyright 1980 by Nikki Giovanni. Reprinted by permission of William
"Hide and Seek Shadow," by Margaret Hillert, from Farther Than Far Copyright © 1969. Used by permission by the author, who controls all rights.
"Sea Wave." Used by
All the World's Asleep." Reprinted by permission of Anita E. Posey.
permission of the author. First
Ranger Rick magazine
April 1980, published by the National Wildlife Federation. Secondly appeared
The Sea Is Calling Me, by Lee Bennett Hopkins (ed.) in 1986; published by Harcourt Brace Jovanovich, Inc. in
Norma Anchin Untermeyer: "Questions at Night," from Rainbow in the Sky. Copyright 1935 by Harcourt Brace Jovanovich, Inc. Renewed 1963 by Louis Untermeyer. Reprinted by permission of Professional Publishing Services for
the author's estate.
The Wonder Why
Keep on dreaming
— why do we do
"Sea Wave" is
did soil form?
can you clean
"Questions at Night"
do oceans and lakes have waves?
Space Wonders Simple Science:
do days get
do we have earthquakes?
the ocean floor like?
do volcanoes erupt?
"Maui Tames the Sun"
does a volcano erupt?
the earth spin?
you keep on digging? here?
does hair keep growing?
does moisture change your hair?
longer and shorter? is
"Hide and Seek Shadow"
why we have them
do shadows change?
to oil in
does the sky look blue?
does sunlight separate?
What's an eclipse?
Sun and the Moon Live Simple Science:
can the moon block out the sun?
anyone out there?
Weather Wonders Why
do clouds look different?
tornadoes: Be alert!
Frost on the
story of rainbows
Any new news about are fossils
some places? Hurricanes and do winds change?
Simple Science: All the World's Asleep"
do fireflies light up?
don't spiders get stuck in
does a spider spin an
are the baby squirrels and pigeons?
can animals hibernate so long?
"To the Skeleton of a Dinosaur
hotter or colder in
"Why There Are Four
Thunder and lightning in the
can fish breathe?
the Bear Sleeps
fish ever sleep?
Green Wonders Where do
What makes wild What is bark for? Simple Science:
Why do some flowers smell sweet? How does water travel up plants?
don't trees die in winter?
Mold: Plant or animal?
New Words Illustration
the leaves go?
"Is It Alive?"
Wonder What This
Editorial Advisory for Childcraft-The
How and Why
Chairman, William H. Nault, Ed.D., Litt.D.
General Chairman, Editorial Advisory
Keith Osborn, Ph.D.
Special Editorial Advisor
Professor of Child Development,
University of Georgia
Ecole de Bibliotheconomie,
Boards, World Book, Inc.
Universite de Montreal
E. Vandergrift, Ed.D.
Lilian G. Katz, Ph.D.
The publisher wishes
Professor of Early Childhood Education
School of Communication, Information,
Heltne, President of the Chicago
and Director, ERIC Clearing House on Elementary and Early
and Library Studies, Rutgers University
thank Dr. Paul
of Sciences, Chicago, Illinois,
for his gracious assistance in
the manuscript of /
Childhood Education, University of
Head, General Pediatrics,
and Ms. Lisa Hofman and students at Pritchett Elementary School in Buffalo
Steven Waskerwitz, M.D. Pediatrics,
Illinois, for their
Allegheny General Hospital,
assistance in testing the Simple Science
Staff Publisher William H. Nault Art Director
Editorial Editor in Chief
Wilma Stevens Designer Donna Cook
Permissions Editor Janet
Contributing Artists Kenneth Izzi Mary-Ann Lupa Sandy Newell
Anne M. O'Malley
Production Control Joann Seastrom
Assistant Art Director
Robert O. Zeleny
Executive Editor Dominic J. Miccolis
Pre-Press Services J. J.
Lucy Smith Ann Tomasic Brenda Tropinski
Manufacturing Sandra Van den Broucke, Director Eva Bostedor, Assistant Manager
Research Services Mary Norton, Director Lynn Durbin
Index Services Bea Bertucci, Head
Production Artists Kelly Shea Doherty
Andrew Chaikin Theresa Kryst Fertig Anita Cross Friedman Kathleen F Kain
Photography Director John
Photographs Editor Geralyn Swietek
Preface Have you ever wondered where snowf lakes come from, or how spiders spin webs, or why earthquakes happen? Have you ever wondered
what makes your hair grow or why you're ticklish?
Wonders are everywhere, and
finding out about
This book takes a look at wondering.
of the questions
that children like you ask.
poems show the funny
side of wondering.
show what imagination people
brought to their wondering questions long ago.
science" activities help you
answer some wondering questions through experiments.
Look around you. Ask some questions.
Read and enjoy the book. Most of all keep on wondering!
The Wonder of Me!
Why Do We Sneeze? Are you a loud sneezer or a sneezer?
Do you sneeze only
times in a row? Different
people sneeze in different ways. Doctors don't really
know why. Some say
probably just habit. But one thing certain
—everyone sneezes. Have you ever
body does that you can't control. happens. But
for a reason.
sneeze protects you.
Getting ready for a sneeze!
Your nose and lungs produce a liquid called
mucus. Mucus covers the walls
of your nasal cavity
behind your nose. Mucus serves an important purpose. Because
helps trap dust and dirt that you breathe in before
can get to your lungs. this dust
bothers the inside of your nose, you sneeze.
bacteria, a certain smell,
from chimneys, or fumes from cars can also bother your nose. People with hay fever are often bothered by pollen or other tiny bits of
matter, called particles, from trees, grass,
and flowers. These
can't see them, float through the air
Sneezes help keep and germs away.
N you breathe them
the Hning of your nose and lungs swells and
makes more mucus than
swelling can be irritating to your nose, too.
cause, the tiny nerves in
your nose sense that something
they send a message to the brain. The brain tells fill
your body to take a deep breath and
your lungs with
part of the sneeze.
That's the aaaah
squeeze your chest very hard, sending a blast of air
up from your lungs and out of
your nose and mouth. That's the choo part.
dust, dirt, or other irritating particles
are blown out of your nose with the
your body's way of getting rid of
bothering your nose.
The explosion of air that forms a sneeze is
very powerful. The air
burst out of
your nose and mouth at a speed of about 100 miles (160 kilometers) an hour. Long ago,
people thought sneezing was a sign that the
sneezer was in danger, perhaps of dying. That's
the saying "God bless you"
Now we know
that sneezes are not
dangerous, but spreading germs from a sneeze
not exactly healthful, either. So
your nose and mouth the
next time your nose "explodes." Your family
How Come I'm Ticklish? Where
are you most ticklish?
arms? Around your middle? Maybe the bottom of your all,
You're not ticklish at
you say? Some people claim they aren't
are just better at
concentrating and not laughing than the rest of us.
Did you ever wonder giggling
gently moves their
fingers on your body? Doctors and scientists don't completely understand tickling. But
they do have some ideas about
"She'd better stop that tickling soon!
There are very fine nerve endings that just beneath the surface of the skin.
nerve endings are sensitive to the lightest of touches, such as a feather or a tiny
crawling up your arm. These are the nerves
make you feel an itch or a tickle. You will usually start laughing when someone tickles you. Some experts think reason you laugh when you're tickled is that
Nerve endings can
your mind than on your skin. Have
you ever started
laugh before your tickler
even touched you? Sometimes just the waiting and knowing that those tickling
make you giggle. tickled too much? It's not
'"dingers are approaching
Do you ever get so much fun then. If your brother or sister, for instance, won't stop when you ask, the tickling can almost become painful. Some doctors believe that tickling
as long as you trust your tickler. So beware all
fun and don't
try to tickle
knows the answer, yourself, you know where really
land and that takes the surprise out.
That's one idea. But experimenters found that even
when people knew when and where a tickle would come, most of them still laughed when someone e/se tickled them.
you have all the it's not so much of an "attack" by someone else. The excitement of trying to get away
you try control, and If
to tickle yourself
or stopping the tickling isn't there.
just don't laugh.
What do you
And without the
Why We Have Them Every summer, Curtis wins the
counting contest at his neighborhood
loves the stuffed animal
pizza coupons that are his prize.
not love the freckles
"They make he complained.
tried to scrub
But he does
243 of them.
me look like a pet puppy," "Why can't I get rid of
"Freckles are part of your skin color," his
dad explained. "You have them because
have them. That means they're hereditary (huh REHD uh ter
"No, not as many, but
when I "When people
get to be about 20 years old, they usually stop getting freckles.
with Doctor Phillips next week. Maybe he
you more about
some interesting things
about freckles from the doctor. First of
substance called melanin (mehl uh nihn).
the brown pigment or coloring
that determines the color of your skin.
Darker-skinned people have more melanin
than lighter-skinned people. The amount of
melanin each person has
uo you use sunscreen or sun block lotions on your skin? They protect you from the sun's most harmful rays.
you from your
parents before you were born. In
not spread out
evenly over the skin but rather builds up in
These spots are
freckles. Freckles are
just patches of skin that
have more melanin
than the rest of your skin. Freckles most often show up on your face,
hands, and arms. This
these parts of your body are most often
touched by sunlight. The sun causes your
make more melanin.
get suntanned. But, if you have freckles, the
will also increase the
melanin spots that
freckles. Usually, people
freckles are very light skinned easily.
and don't tan
Their freckles increase while the rest
of their skin stays light.
have more freckles
"That's right," Doctor Phillips replied.
"You could stay out of the sun some
"Mom always makes me use sun block protect my skin from the sun," Curtis announced. "But there's no way stay out of the sun during
out on too
fun. Besides, I'm getting to
like free pizza."
Can I Grow Freckles? adapted from Freckle Juice, by Judy Blume
Andrew Marcus wanted freckles, just like Nicky Lane, who sat in front of him in school. Day after day, Andrew would try to count the freckles on the back of Nicky s neck. He could stop doing this and concentrate better in school and maybe his mother wouldn't make him wash his neck so often if he just had his own freckles!
Sharon whispered class filed out of the
to get freckles," to
had heard Andrew ask Nicky about where his freckles
came from. "Do you want
"Maybe," Andrew told her. "It'll
fifty cents. I
have a secret
recipe for freckle juice," Sharon whispered.
"A secret recipe?" "Uh huh." "But you don't even have freckles!"
said. "I've got six
many as you want. It depends on how much freckle juice you "You can
minute. But that night he kept thinking
about the freckle
the reason no
one in his family had freckles was because
no one knew the secret even heard of freckle
they have any freckles? like the idea of
then how could
paying Sharon for anything.
But he decided that
work, he'd ask for his easy.
recipe. If they
the recipe didn't
The next day the
way home. The
he got home. Dashing
to the front
himself in and took off his shoe
as soon as he secret recipe it.
carefully in the bottom of
• • # • •
secret recipe for freckle
He made up let
pulled out the
down on the
# « •
• • •
• . • .
Andrew read the list twice. It didn't sound like much of a secret recipe. Well, he'd paid fifty cents. out,
as well find
and he only had an hour before
mother would be home.
• » •
* " •
climbed up on Andrew chmbed
counter so he could reach the cabinets.
found everything except the lemon
in the refrigerator
Marcus kept onions bin.