Learn about measures of central tendency while following the lives and work of some brave individuals--tornado chasers! This exciting title teaches readers about the instruments that tornado chasers use, encouraging them to analyze the data that these instruments collect. With these exciting examples, readers will be able to master mathematical statistics, measures of central tendency, box plots, mean, median, mode, and more! This title features eye-catching images, exciting practice problems, easy-to-read text, STEM themes, clear mathematical charts, and an accessible glossary and index.
Learn how scientists use algebraic expressions to explore the growth of amoebas, euglenas, and bacteria! This informative title challenges readers to master new mathematical concepts like algebraic expression and exponential form. After learning about the microscopic creatures that scientists study, readers can complete related practice problems to familiarize themselves with algebraic expressions. Featuring easy-to-read text, related practice problems, mathematical diagrams, STEM themes, and a glossary and index, this book gives readers the necessary tools to feel comfortable writing, simplifying, and evaluating expressions!
Write, simplify, and evaluate algebraic expressions to explore how quickly germs can spread! This informative title teaches children all about germs and how they spread, encouraging healthy habits, while allowing them to practice algebraic expression, exponential form, and distributive property. With eye-catching images, easy-to-read text, related practice problems, clear mathematical diagrams, STEM themes, and an accessible glossary and index, this book gives readers the necessary tools to feel comfortable writing, simplifying, and evaluating expressions!
This vibrant science title gives readers insight into how they can form healthy habits. Be a healthier you!
Are you prepared for an emergency? With the help of this science title, readers can learn how to prepare for all sorts of disasters and stay safe!
Eating healthy keeps our bodies working well. Learn how to eat healthy and make good food choices with this colorful, engaging title!
Learn how to make healthier foods with the help of this science reader.
Inspire students to get moving and be more active with this colorful science reader.
What makes your body move? What makes your legs and arms move up and down? Muscles do the trick! Read this book to learn more about your strong muscles and how they work.
Alexander Graham Bell was always trying to invent new things! In this biography, readers will learn about Alexander's life as a teacher and inventor of such incredible inventions as the telephone, record player, and metal detector. Colorful images, supportive text, an interesting timeline, and a helpful glossary, table of contents, and index combine to give readers an inspiring look into the life of Alexander Bell.
Young readers will be inspired by this biography about the first woman to fly solo across the Atlantic. The appealing images, helpful text, and supportive timeline, glossary, table of contents, and index combine to create an engaging experience as readers learn about one of the greatest female pilots of all time.
Earth is a planet, moving around the sun. But Earth is not the only planet in our solar system! It is one of eight planets, many moons, and other objects that orbit our sun. The planets have much in common, but they have many differences, too. In this book, learn all about these exciting planets.
There is a bright light in the night sky. Sometimes it is round like a ball, sometimes it is a crescent, and sometimes it is not there at all! What is this strange and changing thing? It is the moon, of course! Read all about our moon and the moons surrounding other planets in this book.
Asteroids and comets shoot straight through space. They just look like bright lights with tails, but there is much more to these fascinating objects! Learn all about asteroids and comets in this book.
Bright stars twinkle in the night sky. Have you looked up into the sky on a clear night and seen these tiny points of light? Did you know that there are many kinds of stars in space? Find out all about them in this book.
What does the sun do for us other than give us light during the day? It gives us warmth, energy, and so much more! Learn all about the sun in this book.
Where is your brain exactly? What does it do? Use your brain to read this colorful, engaging title and learn all about it!
How do we learn about the world around us? One good way is to use our senses. Our senses give us five different ways to explore the world. But how do they do that? Read this book to find out!
There is an amazing muscle inside your body. It pumps blood and keeps you healthy. What is it? Your heart! Read all about it in this colorful and engaging title.
Breathe in . . . breathe out. Do you ever wonder how you can do that? And do you ever wonder what happens to the air you breathe? Read this book to learn about your amazing lungs and how they work!
This engaging title tells the story of children who start a business to help people care for their pets. As the business grows, the children use bar, circle, and line graphs as visual representations of their business. These mathematical charts and diagrams help readers understand how to best improve a business. This story not only shows children how useful clear graphs can be outside of the classroom, but encourages them to see if they can start their own responsible businesses! Through this title's fun story, vibrant images, clear mathematical diagrams, easy-to-read text, and simple practice problems, readers will be engaged and encouraged to improve their graphing and STEM skills.
What takes the shape of the container it is in and changes shape when the container changes? Liquids! Liquid is a state of matter that has some big differences from solids and gases. Learn all about liquids with this colorful title!
How does a gas change to a liquid? Through condensation! Condensation is the liquid that appears on your bathroom mirror after a hot shower. It is the big gray clouds in the sky just before a rain. In this book, learn all about condensation and how it happens.
What continues to expand to take up all the space it can? Gases! Gas is a state of matter, like a liquid or a solid. But it has properties that are quite different. In this book, read all about the differences and what makes a gas a gas.
How does a liquid become a gas? Through evaporation! Evaporation helps make puddles disappear after it rains. In this book, learn all about evaporation and how it happens.