Search Results: 531 books from 1 publisher. Learn more

What are electrical circuits?

Ron Aloian (author)

Publisher: Crabtree Publishing Company ISBN: 9781427180520

This comprehensive title introduces readers to current electricity and circuitsthe pathways through which electricity flows. Detailed diagrams and supportive text explain the basic components of an electric circuit and the functions of these parts. Through real-life examples and opportunities for hands-on learning, readers understand and construct simple open, closed, parallel, and series circuits.

What are insulators and conductors?

Jessica Pegis (author)

Publisher: Crabtree Publishing Company ISBN: 9781427180537

This informative title introduces readers to the electrical properties of different materials. Readers will learn that conductors are materials that allow the flow of electricity, while insulators are materials that do not allow the flow of electricity. Clear text and relatable, real-world examples help readers understand the importance of conductors and insulators and how each reacts to electric current. Readers will also learn how to perform simple tests to identify materials that are conductors and insulators.

Why We Need Water and Fiber

Angela Royston (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196828

Water plays a vital role in nearly every bodily function, including regulating temperature and removing toxins. Fiber is essential for gastrointestinal health. This compelling book examines how fiber and water work together to help our digestive tracts run smoothly.

Why We Need Proteins

Angela Royston (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196804

Our organs, bones, muscles, skin, and hair either contain or are made of proteins. This engaging title explains how our bodies break down large protein molecules into the amino acids that our bodies need to maintain our muscles, bones, blood, and body organs.

Why We Need Minerals

James Bow (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196798

Minerals boost our immune systems, support normal growth and development, and help cells and organs function. This engaging title explores the roles of key minerals, such as calcium, iron, potassium, and magnesium.

Why We Need Vitamins

Marina Cohen (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196811

We all know that vitamins are necessary for proper growth and good health. But what vitamins do we need and how does our body use them? This informative title identifies essential vitamins and explains how our bodies absorb them.

Why We Need Carbohydrates

Molly Aloian (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196774

Even though carbohydrates have been given a bad rap in recent years, they are essential for maintaining good health. This fascinating title examines the chemical structure of carbohydrates and explains the differences between simple and complex carbohydrates.

Why We Need Fats

Molly Aloian (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196781

There is a great deal of fuss about fat! Fat is an essential nutrient for optimal health, however too much fat can lead to health problems. This informative title helps clear up the confusion about this controversial nutrient.

What is a Living Thing?

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9781427166739

Children see themselves as part of a non-living world of houses, schools and televisions. This intriguing new book explains what a living thing is so that children can make the connection between themselves and other living things, including plants, animals, and insects.

What is the Animal Kingdom?

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9781427166746

All types of creatures, including insects, mammals, and fish, are covered in this engaging book on the animal kingdom. Young readers will learn all the basics of kingdoms, orders, classes, and species.

What is a Bird?

Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9781427166685

What makes birds different from other animals? Do all birds fly? How are the bodies of birds different? Where do they live and how do they build their nests? These questions are answered in this fascinating new book on what makes a bird.

What is a Bat?

Bobbie Kalman, Heather Levigne (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778790105

From blood-sucking vampire bats to mango-eating fruit bats, What is a Bat? tackles bat myths and teaches children about their hibernation, reproduction, migration, habitats, and bat communication.

What is a Mammal?

Bobbie Kalman, Kathryn Smithyman (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778790129

This delightful new book shows children the ways in which mammals are different from other living things. Fascinating examples are featured, from mammals that lay eggs or have a pouch to human beings.

What is a Life Cycle?

Bobbie Kalman, Jacqueline Langille (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778790150

This exciting new book explains the basic concept of the life cycle. Using fascinating examples, the book explores both plant and animal life from seed or egg through birth, growth, reproduction, and death.

What is a Bear?

Bobbie Kalman, John Crossingham (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778790006

Powerful yet shy, bears are solitary creatures remarkable for their size, strength, and adaptable intelligence. What is a Bear? gives children clear insight into the bear family tree, a bears body, how mothers care for their cubs, their diets, and hunting techniques.

What is a Horse?

Bobbie Kalman, Heather Levigne (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778789994

Children love horses! Today, there are more than 300 different breeds around the world! What is a Horse? explores the family tree of horses and their equine relatives including their physiology, feeding habits, the birth of a foal, "horse sense", and horses in the wild.

What's the Plan?

Natalie Hyde (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798033

It is essential that scientists design a plan to ensure their experiments are conducted accurately and safely. Readers will learn how to gather materials, and create a step-by-step procedure to test their hypothesis. Readers will become familiar with controls and variables in a scientific setting.

What's the Problem?

Kylie Burns (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798040

Science engages a curious mind. Questions can come from practically anywhere. Readers will learn why scientists ask questions and how to develop meaningful questions to help guide their scientific experiments.

What Just Happened?

Paul Challen (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798002

Science never stops-even when the experiment is complete. Now is the time to make sense of your data. This title teaches young scientists how to analyze, interpret, and communicate the results of their data.

What's Going On?

Kylie Burns (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798019

Sharpen your pencils and put on your goggles! It's time to see science in action! This book helps readers hone their observation and recording skills during an experiment. Students will learn how to effectively collect and record data in a journal, as well as organizing data using graphs, charts, and diagrams.

What's Going to Happen?

Paul Challen (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798026

Sometimes a hunch isn't enough. Learn how scientists make educated guesses called hypotheses to test their theories. A hypothesis is the foundation of the scientific method. Readers will learn how to construct a measurable and focused hypothesis to test in an experiment.

What Do We Know Now?

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797999

Science was meant to be shared with others. Scientists must now determine whether or not the data supports their hypothesis. This book illustrates fun and interesting ways in which to report your results, from a science fair demonstration to a written report. Readers are also encouraged to use their results as a springboard for further experimentation.

The Exciting Endocrine System

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789048

Squirt may be a tiny gland, but young readers will thrill to learn just how important he is. Come inside to see the powerful effects of the pineal, pituitary, thyroid, and adrenal glands. The roles of the hypothalamus and pancreas will also be explored along with the function of hormones.

The Remarkable Respiratory System

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789062

Huff & Puff, our Body Buddy lung twins make learning about the lungs and respiratory system exciting! Readers are introduced to the bronchial tree. They will discover how the diaphragm and intercostals muscles help the lungs fill and empty. Easy-to-follow text will guide young readers through this detailed topic, helping to ensure absorption of the material.

The Mighty Muscular and Skeletal Systems

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789055

Struts and Flex, our muscle and bone Body Buddies give the inside scoop on this active partnership. Readers are introduced to the structure and function of bones and muscles. They will discover how different joints enable different kinds of movement and how muscles must work in teams.