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Communication Then and Now

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9781427194077

The way we communicate with others is continuously changing as technology evolves. From telephone operators to Skype, this book examines how and why communication has progressed since the early 19th century. Critical thinking is encouraged through spread-by-spread comparisons of mail to email and everything in between.

Los volcanes de la Tierra

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797821

Dramatic photographs of spewing and flowing lava will capture the attention of any child. In this fantastic book, children will be excited to learn what a volcano is and what makes it erupt. Simple explanations describe the different kinds of volcanoes, including cinder, cone-shaped, shield, and composite as well as the different kinds of lava and the land formations they create on land and under the ocean. Other topics include the reason volcanoes often erupt during earthquakes, why giant tsunami waves are sometimes created by underwater earthquakes, and how volcanoes are studied in order to predict and prepare for eruptions. Children will also enjoy making their own volcano out of household materials.

Las montañas de la Tierra

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797791

Coasts are areas of land next to oceans. Coasts can be sandy or rocky and have landforms such as cliffs, sea stacks, caves, and arches. Coasts can be next to open oceans or be sheltered in bays or coves. In this beautifully photographed book, Bobbie Kalman takes children on a tour of different coasts, where they can ride some breathtaking ocean waves or meet underwater animals that live in nearby coral reefs. Children will also be introduced to some amazing coastal cities and learn about famous coastal rock formations.

Los océanos de la Tierra

Kelley MacAulay, Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797807

This magnificent book uses beautiful photography to help young children understand that oceans are a type of habitat or place in nature where plants and animals live. Simple text explains why some oceans are warm and some are cold, which kinds of plants and animals live in oceans, and how the bodies of ocean animals are built to help them glide through water. Other topics such as photosynthesis, tide pools, and coral reefs are briefly and simply explained. Children will be delighted by the images of seals, penguins, polar bears, dolphins, and more.

Los ríos de la Tierra

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797814

Why do people need rivers? What causes rivers to flood? These are just a few of the questions answered by this fascinating introduction to rivers by Bobbie Kalman. Topics include the paths of rivers, how rivers carve through rocks, types of rivers, waterfalls, headwaters, tributaries, estuaries, deltas, fiords, river plants and animals, people and rivers, and famous rivers.

Las costas de la Tierra

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797784

Coasts are areas of land next to oceans. Coasts can be sandy or rocky and have landforms such as cliffs, sea stacks, caves, and arches. Coasts can be next to open oceans or be sheltered in bays or coves. In this beautifully photographed book, Bobbie Kalman takes children on a tour of different coasts, where they can ride some breathtaking ocean waves or meet underwater animals that live in nearby coral reefs. Children will also be introduced to some amazing coastal cities and learn about famous coastal rock formations.

Introducción a los accidentes geográficos

Kelley MacAulay, Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797760

This fascinating book explains to young children why the land on Earth has different shapes in different places. Amazing photographs and illustrations show examples of continents, mountains, valleys, plains, and caves, as well as the forests, animals, and water that may be found on each landform. Simple text also describes what volcanoes are and how lava flows can create mountains. The role that weather, such as rain and strong wind, plays in shaping sand dunes, mesas, buttes, and canyons is also described.

¿Qué le da forma a la tierra?

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797753

In this fascinating book by Bobbie Kalman, children will learn about how mountains and islands form from volcanoes, how wind and rivers create canyons, how rivers and streams create underground caves, how ocean waves shape coasts, and how glaciers make valleys. They will enjoy looking for rock formations in the shapes of animals, trees, and even ghosts!

La Tierra y el Sol

Kelley MacAulay, Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797777

This extraordinary book shows in a simple way how the Sun's light and warmth affect Earth. Children will be amazed to learn that the Sun is actually a star, and that its position and distance from the Earth cause day and night as well as changing weather and the seasons.

The Revolution in Industry

John Perritano (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789581

Steamships, locomotives, and the airplanethese machines revolutionized the world. The Revolution in Industry takes a look at how these and other machines changed history. Young readers will be along for the ride on the Wright brothers first flight, and aboard some of the largest steamships to ever sail the world. Revolution in Power will infuse readers with a greater appreciation of the achievements all of us take for granted today.

Inventions and Inventors

Darren Sechrist (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789550

Edison, Marconi, and Bell. Inventors and Inventions brings these scientists and others to life. Young readers take a front row seat as Thomas Edison invents the light bulb. They'll also listen in as Guglielmo Marconi tests his first wireless telegraph, and Alexander Graham Bell makes the first phone call. This colorful graphic history is sure to inspire young readers.

What is a solid?

Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191113

Accessible text and vibrant design combine to provide readers with a solid introduction to this form of matter. Readers will learn the unique properties of solids and the conditions under which they change state.

What is a gas?

Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191090

Carefully constructed text and detailed photographs help readers identify the properties of gases. Readers will discover different kinds of gases and their practical, everyday uses.

How do we measure matter?

Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191083

This innovative title supports both math and science standards. Readers learn to identify different tools used to measure matter, such as balances, rulers, and thermometers. Easy to follow text helps readers gain hands-on experience measuring, collecting and recording data, and graphing their results.

What is electricity?

Ron Monroe (author)

Publisher: Crabtree Publishing Company ISBN: 9781427180544

Inspire readers to get wired for knowledge! This informative new title introduces the scientific principles of electricity. Full-color photographs, accessible text, and relatable, real-life examples explain how electricity is created, stored, and moved. Readers learn that electricity can occur naturally or can be produced by batteries or machines. Hands-on activities encourage readers to experience science in a meaningful way.

States of Matter

Lynnette Brent (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789666

This book gives young readers a better understanding of the different states of matter. Through colorful photographs and lively discussions of familiar materials, readers will be drawn in to learn about matters many forms.

Elements and Compounds

Lynnette Brent (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789642

This entertaining and insightful book will show young readers about the chemical compounds that make up the world around them. Colorful illustrations encourage interest in this vital basic science, giving readers knowledge of the periodic table and the importance of chemical compounds in their lives.

Mixtures and Solutions

Molly Aloian (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789659

Almost everything around us is a combination of different things. These are mixtures and solutions. Seawater, for example, is a solution of salt and water. The engaging text and vivid illustrations in this book will help readers understand how mixtures and solutions form, and how they apply to everyday life.

Atoms and Molecules

Molly Aloian (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789628

Young readers will be amazed to learn about the tiny particles that make up everything in the world around them. Colorful illustrations and fun fact boxes will help readers understand how atoms come together to form molecules, the building blocks of everything in the universe.

Is it transparent or opaque?

Susan Hughes (author)

Publisher: Crabtree Publishing Company ISBN: 9781427180650

Why can we see through some materials and not others? This informative title helps young readers discover the answer to this question and more. Readers explore the differences between transparent and opaque materials, including examples of their uses in everyday life.

Acids and Bases

Lynnette Brent (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789611

Did you know that cola is an acid? And your saliva is a base? Young readers will learn about common acids and bases from lemon juice to ammonia. Through vivid examples and exciting illustrations, this book will eagerly explore these important chemical compounds.

Chemical Changes

Lynnette Brent (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789635

Through exciting, familiar examples and engaging illustrations, readers will discover how chemicals react and change. Topics include how chemicals react with one another, chemical changes such as precipitation and oxidation, how catalysts affect chemical reactions, and what everyday events are actually chemical reactions

Is it smooth or rough?

Heather Rising (author)

Publisher: Crabtree Publishing Company ISBN: 9781427180643

Why is your desk smooth? Why is sandpaper rough? What is friction? This engaging title invites curious readers to discover the answers to these questions. Vibrant photographs and accessible text encourage readers to investigate how smooth and rough materials are used in everyday life.

What is wind?

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191434

This new book will blow readers away! Accessible text, interesting facts, and bright, colorful design create an engaging combination for young readers. Readers will discover how wind forms, its affect on people, plants, and animals, and the tools scientists use to measure wind direction and speed. A hands-on experiment teaches readers how to make a wind vane and use it to find the winds direction.

Is it hot or cold?

Susan Hughes (author)

Publisher: Crabtree Publishing Company ISBN: 9781427180629

This engaging title introduces readers to materials that are either hot or cold. Accessible text and close picture support invite readers to identify hot and cold things around them and understand why things melt and freeze. Readers will also learn how people measure temperature.