Born into slavery, Douglass became an eloquent spokesperson for both blacks and womens rights. During and after the Civil War, Douglass became a confidant of presidents Abraham Lincoln and Andrew Johnson. Douglass also argued for African Americans to be allowed to join the Union army in the fight for their own freedom.
Following the passage of a law that made it a crime to aid in the escape of slaves, Stowe lent her actions and her words to the effort to help slaves and put an end to slavery. She actively aided fugitive slaves and, with the publication of the anti-slavery novel Uncle Toms Cabin, focused the nations consciousness on the inhumanity of slavery.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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 are Forests? brings to life the wondrously complex and diverse ecosystems found in forests around the world. Intricate relationships and concepts are explained in a simple way with the help of beautiful color photographs. Children will be fascinated by the earth's many types of forests, the elements that make up a forest ecosystem, the wide range of plant and animal species that live in different forests, and the importance of forests to the rest of the Earth.
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.
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.
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.
The constantly changing ecosystems of salt and freshwater wetlands support an amazing variety of wildlife species. Children will be intrigued by the fascinating animals that depend on wetlands, such as alligators and hippopotamuses, and the plants that grow there. This engaging book investigates swamps, salt marshes, and flood plains, the many plants and animals that live in wetlands, and the threats to these ecosystems and their wildlife.
Biomes are the major communities of plants and animals in our world. Children will love learning about life in everything from the chilly arctic tundra biome to dry, grassy savannahs.
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.
Starting with the sun, food chains link together plants and animals in various ecosystems to help them survive. Kids will be fascinated by these chains and their own links to the natural world.
From whales and deer to butterflies and eels, animals migrate to breed, feed, stay warm, find water, and even sleep! Animals follow paths passed on for generations ensuring the survival of their species. Discover the amazing treks of the Arctic tern, the salmon, and the Canada goose.
In the animal world, the easiest way to avoid being eaten is to avoid being seen. What are Camouflage and Mimicry? examines animals that use unique colorization and patterns to avoid predatorsor to sneak up on prey! Some are virtually impossible to see.
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.
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.
With its striking looks, superb engineering, and unparalleled performance, Porsche is one of the worlds most revered automobiles. This dynamic title tells the story behind this legendary German car including the work of Dr. Ferdinand Porsche and his son in 1948 and the 48 models that have followed. Stunning photographs and engaging text present readers with a portrait of one of the worlds most magnificent automobiles.
