Sally M. Walker – författare
Visar alla böcker från författaren Sally M. Walker. Handla med fri frakt och snabb leverans.
88 produkter
Vowel Family
A Tale of Lost Letters
E-bok, 2008
442 kr
Lägg i varukorg
Meet an unusual family with some very special children: Alan, Ellen, Iris, Otto, and Ursula. Sometimes they''re visited by their very special aunt, Cyndy. As each child is born, the family becomes more complete—and each additional Vowel also makes the text easier to read! Because if you can imagine …
Mosquitoes
E-bok, 2008
590 kr
Lägg i varukorg
In this Early Bird title, readers learn about the physical characteristics, habitat, and behavior of the mosquito.
Druscilla's Halloween
E-bok, 2009
452 kr
Lägg i varukorg
Did witches always ride brooms? No! In fact, long, long ago, witches crept about on tiptoe. On Halloween, they would scare children and cast spells . . . but always from the ground. No witch ever thought of flying—no witch until Druscilla. Druscilla was an old witch with the loudest, creakiest …
Frozen Secrets
Antarctica Revealed
E-bok, 2010
511 kr
Lägg i varukorg
Studying Antarctica has never been for the fainthearted."Hereabouts died a very gallant gentleman, Captain L. E. G. Oates of the Inniskilling Dragoons. In March 1912, returning from the Pole, he walked willingly to his death in a blizzard to try to save his comrades, beset by hardship."—Inscription …
Put Inclined Planes to the Test
Av Sally M. Walker, Roseann Feldmann
E-bok, 2011
708 kr
Lägg i varukorg
What do staircases, dump truck beds, and ramps have in common? All of them are inclined planes! Inclined planes are simple machines. They help us to do jobs more easily. But don''t take our word for it. Put inclined planes to the test with the fun experiments you''ll find in this book. As part of …
Put Levers to the Test
Av Sally M. Walker, Roseann Feldmann
E-bok, 2011
708 kr
Lägg i varukorg
What do hammers, wheelbarrows, and brooms have in common? All of them are levers! Levers are simple machines. They help us to do jobs more easily. But don''t take our word for it. Put levers to the test with the fun experiments you''ll find in this book. As part of the Searchlight Books™ …
Put Pulleys to the Test
Av Sally M. Walker, Roseann Feldmann
E-bok, 2011
692 kr
Lägg i varukorg
What do flagpoles and some window blinds have in common? They use pulleys to perform work! Pulleys are simple machines. They help us to do jobs more easily. But don''t take our word for it. Put pulleys to the test with the fun experiments you''ll find in this book. As part of the Searchlight Books™ …
Put Screws to the Test
Av Sally M. Walker, Roseann Feldmann
E-bok, 2011
692 kr
Lägg i varukorg
What do jar tops and water-bottle lids have in common? Both of them are screws! Screws are simple machines. They help us to do jobs more easily. But don''t take our word for it. Put screws to the test with the fun experiments you''ll find in this book. As part of the Searchlight Books™ collection, …
Put Wedges to the Test
Av Sally M. Walker, Roseann Feldmann
E-bok, 2011
708 kr
Lägg i varukorg
What do a doorstop, a butter knife, and the front of a boat have in common? All of them are wedges! Wedges are simple machines. They help us to do jobs more easily. But don''t take our word for it. Put wedges to the test with the fun experiments you''ll find in this book. As part of the Searchlight …
Put Wheels and Axles to the Test
Av Sally M. Walker, Roseann Feldmann
E-bok, 2011
692 kr
Lägg i varukorg
What do bicycles, doorknobs, and screwdrivers have in common? All of them use wheels and axles to perform work! Wheels and axles are simple machines. They help us to do jobs more easily. But don''t take our word for it. Put wheels and axles to the test with the fun experiments you''ll find in this …
Investigating Electricity
E-bok, 2011
692 kr
Lägg i varukorg
Electricity powers lights, computers, and television sets. But have you seen how electricity can make objects stick together? Or make other objects pull apart? Now you can! Explore electricity with the fun experiments you''ll find in this book. As part of the Searchlight Books™ collection, this …
Investigating Heat
E-bok, 2011
708 kr
Lägg i varukorg
The sun, furnaces, and ovens all make heat. But have you ever watched matter expand when it is heated? Or seen how different kinds of matter conduct heat? Now you can! Explore heat with the fun experiments you''ll find in this book. As part of the Searchlight Books™ collection, this series sheds …
Investigating Light
E-bok, 2011
692 kr
Lägg i varukorg
The sun, lightbulbs, and flickering fires all bring light to our world. But have you ever watched light rays moving? Or seen how light rays reflect off objects? Now you can! Explore light with the fun experiments you''ll find in this book. As part of the Searchlight Books™ collection, this series …
Investigating Magnetism
E-bok, 2011
708 kr
Lägg i varukorg
You know that magnets hold pictures on a refrigerator. But have you ever found a magnet''s north pole? Or turned an ordinary paper clip into a magnet? Now you can! Explore magnetism with the fun experiments you''ll find in this book. As part of the Searchlight Books™ collection, this series sheds …
Investigating Matter
E-bok, 2011
708 kr
Lägg i varukorg
Solids, liquids, and gases are the three states of matter. But have you ever made matter change from one state to another? Or seen how even invisible matter takes up space? Now you can! Explore matter with the fun experiments you''ll find in this book. As part of the Searchlight Books™ collection, …
Investigating Sound
E-bok, 2011
708 kr
Lägg i varukorg
People, animals, machines, and wind all make sounds. But have you ever seen how sound waves move? Or made a sound wave bounce? Now you can! Explore sound with the fun experiments you''ll find in this book. As part of the Searchlight Books™ collection, this series sheds light on a key science …
Written in Bone
Buried Lives of Jamestown and Colonial Maryland
E-bok, 2011
550 kr
Lägg i varukorg
YALSA Excellence in Nonfiction for Young Adults FinalistOne of the Best Books of the Year: Chicago Public Library, School Library Journal, Science Books & FilmsBright white teeth. Straight leg bones. Awkwardly contorted arm bones. On a hot summer day in 2005, Dr. Douglas Owsley of the Smithsonian …
Work
Av Sally M. Walker, Roseann Feldmann
E-bok, 2001
590 kr
Lägg i varukorg
What is work? You may think work is doing chores or going to a job, but you do work every time you move something from one place to another. With experiments that demonstrate these fundamental concepts, discover how you work, and how simple machines make doing work easier.
Trabajo (Work)
Av Sally M. Walker, Roseann Feldmann
E-bok, 2005
571 kr
Lägg i varukorg
What is work? You may think work is doing chores or going to a job, but you do work every time you move something from one place to another. With experiments that demonstrate these fundamental concepts, discover how you work, and how simple machines make doing work easier.
Jackie Robinson
E-bok, 2005
570 kr
Lägg i varukorg
The first African American to break the color barrier in modern major league baseball, Jackie Robinson was one of the greatest players of all time. Forced to put up with angry, hateful fans and players when he joined the Brooklyn Dodgers, Robinson''s strength of character and perseverance allowed …
Electricity
E-bok, 2005
590 kr
Lägg i varukorg
Where does electricity come from? How does it make a computer run or a light bulb shine? Electricity is a form of energy that can be used in many ways. Starting with the tiny particles that make up atoms—electrons, protons, and neutrons—this book highlights the basics of how electricity works and …
Heat
E-bok, 2005
577 kr
Lägg i varukorg
Why do some things heat up quickly while others don’t? How can heat cause matter to change form—from solid to liquid to gas and back again? Heat cannot be seen, but it can easily be felt. Looking at different objects’ molecular makeup, this book describes the fundamentals of heat and furthers …
Matter
E-bok, 2005
590 kr
Lägg i varukorg
What is matter and where can it be found? Everything in the world is made of matter, whether it is a solid, a liquid, or a gas. Important ideas about matter such as volume, mass, and how matter changes state are conveyed through a series of easy-to-do experiments.
Mystery Fish
Secrets of the Coelacanth
E-bok, 2005
570 kr
Lägg i varukorg
In 1938, off the coast of South Africa, a woman found a strange blue fish with four stubby fins, pointed spines, and a funny looking tail—it was a coelacanth! Until that very moment, the world had believed that coelacanths were extinct. Suddenly, scientists around the world were excited—could more …
Shipwreck Search
Discovery of the H. L. Hunley
E-bok, 2008
570 kr
Lägg i varukorg
What a discovery! Deep under the Atlantic Ocean, divers found a shipwreck like no other. It was the H. L. Hunley, a submarine that had sunk during the Civil War! A team of scientists from all over the world came to work on the discovery. How would they raise the Hunley from the ocean floor? How …
Jackie Robinson
E-bok, 2002
558 kr
Lägg i varukorg
The first African American to break the color barrier in modern major league baseball, Jackie Robinson was one of the greatest players of all time. Forced to put up with angry, hateful fans and players when he joined the Brooklyn Dodgers, Robinson''s strength of character and perseverance allowed …
Their Skeletons Speak
Kennewick Man and the Paleoamerican World
Av Sally M. Walker, Douglas W. Owsley
E-bok, 2012
538 kr
Lägg i varukorg
On July 28, 1996, two young men stumbled upon human bones in the shallow water along the shore of the Columbia River near Kennewick, Washington. Was this an unsolved murder? The remnants of some settler''s or Native American''s unmarked grave? What was the story behind this skeleton? Within weeks, …
Figuring Out Fossils
E-bok, 2013
692 kr
Lägg i varukorg
Fossils give us a window to the past. Water, sediments, and pressure work together over time to preserve the shape of things that lived long ago. Studying these ancient plants and animals tells us more about our own existence. Have you ever searched for fossils? Unearth some in this book.
Marveling at Minerals
E-bok, 2013
708 kr
Lägg i varukorg
Minerals are fascinating resources that have a variety of uses. A diamond is a mineral that is sought after for its beauty. Salt is a useful mineral that adds flavor. But do you know what minerals are made of? Or how to identify a mineral? Explore the amazing world of minerals in this book.
