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 appealing biography will have children engaged and inspired as they learn about Gregor Mendel and his discovery of how genetics works. The supportive text, accessible glossary, and helpful index work in conjunction with the intriguing facts and alluring images to provide readers with an interesting look at such topics as DNA, genetics, alleles, dominant and recessive genes, Mendel's Law of Heredity, and more! A stimulating lab activity is featured to further excite readers about the fascinating world of genetics!
George Washington Carver was a skilled botanist who became famous for his work with peanuts and other plants. Readers will discover the captivating life of this incredible scientist in this engaging scientific biography. Using colorful photos and graphs, children will learn why Carver was known as "The Plant Doctor" as a child and how his work with peanuts, sweet potatoes, and pecans helped change the way people used plants! The helpful glossary and index aid in better understanding of the content, while a simple, interesting experiment leaves children engaged and excited to learn more!
Explore the various types of ecosystems and biomes in this fascinating title that uses bright images, engaging charts and graphs, intriguing facts, and easy-to-read text to captivate readers from beginning to end! Readers will be enthralled as they learn about such ecosystems and biomes as the tundra, grassland, desert, temperate forests, rainforests, and even riparian and pelagic biomes. A glossary and index are included to aid in readers' further understanding of the content while an engaging and exciting experiment is featured to keep children delighted and interested!
Ecologists want to know how things fit together in the natural world. This enlightening book will give readers a chance to learn about some of the ecologists who have made big impacts on the world of science and ecology. The captivating facts, helpful sidebars, colorful images and charts, and easy-to-read text work together to create an engaging reading experience as children learn about such ecologists as John Woodward, Aldo Leopold, Ruth Patrick, Eugene Odum, Jane Lubchenco, Neo Martinez, and Marie Lynn Miranda. Featuring a simple, hands-on lab activity, this book will have readers captivated and eager to learn more!
Animals come in all shapes and sizes! The lively images, compelling facts, and captivating sidebars work in conjunction with the supportive text and a glossary and index to give readers plenty of information on taxonomy. Readers will discover the various kingdoms and classes of the animal world including echinoderms, arthropods, chordates, amphibians, birds, and mammals. To aid in engaging readers in further scientific topics and themes, an alluring hands-on lab activity is included!
Jane Goodall is the world's leading authority on chimpanzees. This inspiring biography will have readers engaged and delighted as they learn about Goodall's life as a primatologist amongst the chimps and how her incredible research changed the way scientists view these amazing animals. Through vibrant photos, captivating facts, and easy-to-read text, readers will discover such topics as ethology, extinction, field research, DNA, and genes, as well as the various types of apes--from orangutans to gorillas. A captivating hands-on lab activity is featured to encourage readers to explore other aspects of science!
Readers will learn about the way our body works to keep us moving and healthy in this stimulating book that features a variety of colorful, vivid images, easy-to-read text, a helpful glossary and index, and fascinating facts. This book will have readers captivated as they learn about the various systems in our bodies, including the digestive system, skeletal system, circulatory system, muscular system, endocrine system, and immune system. An engaging lab activity is featured to aid in further understanding of how our bodies help us in everyday activities!
Hippocrates is often referred to as The Father of Medicine. This captivating biography highlights the life and accomplishments of Hippocrates and how he had a major impact on the world of medicine. Along with learning about his belief in the four humors, his discovery of pneumonia, and the Hippocratic Oath, readers will also learn about some other inspirational scientists who made leaps in the medical field. Featuring colorful images and easy-to-read text working in conjunction with intriguing facts and a stimulating lab activity, this book will have children eager to learn more!
Readers will discover the way genetics makes people, animals, and plants look the way they do in this intriguing and stimulating book! DNA, recessive and dominant traits, chromosomes, alleles, and the steps of mitosis are just some of the captivating topics that are discussed. Featuring numerous vivid, colorful images, fascinating facts, supportive text, and an accessible glossary and index, readers will be delighted from beginning to end. A helpful and interesting lab activity encourages readers to explore genetics even further!
Readers will get to explore the inside of a cell in this fascinating book! Using a variety of vivid images, charts and photos, easy-to-read text, intriguing facts, and sidebars, readers will learn about the various parts of animal and plant cells, including the cell membranes, cytoplasm, nucleus, chromosomes, chloroplasts, endoplasmic reticulum, vacuoles, and lysosomes. To aid in further understanding of the content and vocabulary, a glossary and index are provided, as well as an engaging, hands-on lab activity!
Many scientists have dedicated their lives to finding out how cells work. In this appealing book, readers will learn about scientists whose research on cells has made a big impact on the world of science. Robert Hooke, Joan Wright Goodman, Mathias Schleiden, Hans Krebs, Gerty and Carl Cori, Rita Levi-Montalcini, Stanley Cohen, and Elaine Fuchs are some of the inspiring scientists that are featured, as well as such topics as cell theory and DNA. The vibrant photos, fascinating facts, and engaging sidebars work in conjunction with the easy-to-read text, accessible glossary and index, and captivating hands-on lab activity to provide readers with an inviting reading experience that will leave them eager to learn more!
What is the difference between mitosis and meiosis? Children will learn the answer through this stimulating book that features stunning images and photos, captivating facts, engaging sidebars, and easy-to-read text. The steps of mitosis and meiosis--including interphase, prophase, metaphase, anaphase, telophase, cytokinesis, and meiosis I and meiosis II--are explained in easy-to-read text. The accessible glossary and index ensure that readers have the tools they need to better understand the content. Featuring an engaging lab activity, this book will have readers captivated and delighted from beginning to end!
Explore the lives and work of incredible cell biologists in this captivating book! From Gregor Mendel to Rita Levi-Montalcini, Anton van Leeuwenhoek to August Weismann, readers will be amazed at the things these incredible scientists discovered! Single-celled organisms, mitosis, dominant and recessive genes, stem cells, and cloning are just some of the topics that readers will explore as they move through this book that features plenty of vivid, detailed images, stimulating facts, captivating sidebars, and easy-to-read text. An engaging lab activity is featured to further delight and captivate readers.
Flip through the pages of this book and explore microorganisms! With a brief history of how microorganisms were discovered, vibrant, clear images and charts, and easy-to-read text, readers will be excited to learn about things like bacteria, archaea, protista kingdoms, and fungi. To assist in creating an exciting and engaging reading experience, a simple and captivating experiment is included!
Pasteurization is used on many foods and drinks, including milk and yogurt! This engaging biography introduces readers to the scientist who first began pasteurization--Louis Pasteur. Featuring vibrant images, easy-to-read text, and intriguing facts, readers will discover the incredible accomplishments of Pasteur and how he dedicated his life to studying various molds, bacteria, and yeast to change science forever. Readers will be encouraged to discover even more through a simple and captivating experiment.
Plants are living things that use energy to survive! In this fascinating title, readers will learn all about plants and how they adapt to their surroundings in order to survive. Through engaging photos, charts, and graphs, children will learn some of the basic and most important aspects of plant life, including photosynthesis, the water cycle, and the different parts of plants. Readers will be encouraged to explore plant life even further with a simple experiment! To aid in better understanding of the content, a glossary and index are provided.
Thomas Edison is one of the most famous inventors of all time. This appealing biography will have readers enthralled as they discover some of Edison's most incredible inventions, including the light bulb and the phonograph. Along with his inventions, readers will also learn about his early life and career as a telegraph operator. The vivid images and interesting facts will keep readers engaged from beginning to end while the intriguing sidebars highlight other engineers and scientists who have made impacts on our lives. An exciting lab activity is featured to give readers a hands-on look at how electromagnetism works!
Learn about how mechanical engineering is used all around us. Through informational text and interesting and intriguing facts in conjunction with vivid images, diagrams, and charts, readers will discover things such as velocity, acceleration, rotation, dimensions, measurements used, and Newton's Laws. Readers will be encouraged to explore physics even further with an engaging hands-on lab activity!
Light and sound help us recognize objects and noises! This fascinating book will allow readers to understand how vibrations, radiant energy, wavelength, frequency, amplitude, reflection, optics, and sound waves help us to see and hear the world around us. Through vivid images, helpful facts, intriguing sidebars, an accommodating glossary and index, and a hands-on lab activity, readers will be engaged from beginning to end!
Discover some amazing scientists and engineers that paved the way for modern machines in this fascinating book! Featuring an array of vibrant images, stunning facts, and captivating mini-biographies, readers will learn about the accomplishments of people such as Thomas Edison, Louis-Jacques-Mande Daguerre, George Eastman, and Alexander Graham Bell, as well as some of the incredible inventions and discoveries they made--the wave theory of light to the metal detector! An accessible glossary and index are provided to aid in further understanding of such topics as the Doppler effect, acoustics, wavelength, and dioramas. Children will be encouraged to further explore how light works with an exciting hands-on lab activity!
From compounds to chemical reactions, readers will learn all about elements, their properties, and how they react with other elements in this stunning book that features colorful images and intriguing facts! Ionic bonds, chemical bonds, the Periodic Table of Elements, mixtures, and solutions are some of the topics that are discussed. The accessible glossary and index gives readers the tools they need to better understand the content, while a fascinating hands-on lab activity will leave readers engaged and excited to learn more!
Antoine Lavoisier is often known as the "Founder of Modern Chemistry". In this captivating biography, readers will discover how Lavoisier's studying and work led to his discovery of the Conservation of Mass, naming 33 of the elements, being the first person to discover the existence of oxygen, and creating a way of naming compounds! The intriguing facts and stunning images work together with the easy-to-read text and engaging hands-on lab activity to keep readers interested and eager to learn!
Robert Fulton is best known for inventing the steamboat, but he accomplished much more than that! Readers will learn about all the incredible things that Fulton invented and accomplished in this fascinating biography. The colorful images, intriguing facts, and easy-to-read text will have readers delighted and engaged as they learn how Fulton invented and used steam engines, canals, inclined planes, and submarines. The engaging sidebars will introduce readers to scientists and engineers who have used some of the same ideas as Fulton in the modern world. An index and glossary will give children the tools they need to better understand the content and vocabulary, while an interesting hands-on lab activity will encourage them to explore physical science even further!