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.
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
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.
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.
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.
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.
This colorful and engaging title is sure to attract curious readers! Using familiar examples, readers will discover the difference between magnetic and nonmagnetic materials. Accessible text and supportive images encourage readers to identify and classify materials based on magnetic attraction.
This title has mass appeal! Colorful images and clear and concise text invite readers to look at the property of weight. Using familiar examples, readers learn how to tell the difference between heavy and light objects and learn how people weigh objects. Readers then identify, describe, and compare materials based on weight.
This book looks at the difference between flexible and rigid objects. Using familiar objects, readers discover how flexible and rigid objects are used in everyday life. Readers are encouraged to identify and classify materials based on these physical properties.
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.
With the founding of his own newspaper, Garrison used the paper and his association with other abolitionists to advocate for the immediate and complete freeing of all slaves. Through his editorials, he became a symbol of the abolitionist movement by pointing out the hypocrisy of the countrys actions versus the ideals set out by the Declaration of Independence and the Constitution.
Weather changes from day to day and season to season. But what exactly is weather and how is it created? Readers will discover the answers to these questions and many other weather wonders. Bright, full-color photographs, inviting text, and engaging questions introduce readers to the different types of weather in our world and how it affects our lives.
From gentle showers to heavy downpours and slow flurries to hail, this appealing title will be a hit with readers rain or shine! Readers will learn the basic concepts of the water cycle, the features of different kinds of precipitation, and the role temperature has in determining what falls from our clouds.
Temperature is a measure of how hot or cold something is. Temperature affects our lives from the clothes we wear to the activities we do. This engaging and entertaining title inspires a solid understanding of this essential concept. Readers also discover how a thermometer is used to measure temperature using units called degrees.
This engaging title explains that electromagnetism is the combined power of electricity and magnetism. Detailed images, clearly written text, and opportunities for hands-on learning combine to teach readers the core concepts of electromagnetism and their many applications in everyday lifefrom watching television to using a computer. Readers will learn how to build an electromagnet and perform tests to understand how to increase its strength.
Harriet Tubman served as an abolitionist, emancipator of slaves, military spy, and advocate for womens rights. Tubman helped lead more than seventy slaves out of captivity and guide them to freedom along the Underground Railroad. When Civil War broke out, Tubman guided an expedition of Union soldiers on a raid in South Carolina that freed over seven hundred slaves.
John Brown joined the side of free-staters in the conflict in the Kansas Territory, fighting to have Kansas enter the Union as an anti-slavery state. History has shown that his actions and the reactions to them were among the most potent precursors of the outbreak of the Civil War in 1861.
Sojourner Truth lived a truly remarkable life. She had the ear of President Abraham Lincoln and fellow abolitionists Frederick Douglass, Harriet Beecher Stowe, and William Lloyd Garrison. One of the most persuasive and influential activists of her day, Truth was also an effective recruiter of African Americans into the Union army during the Civil War.
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.
