Crystals are made up of minerals hardened into distinct shapes with regular repeating patterns. This informative book takes a look at the underground process that creates crystals, from sparkling quartz to ordinary salt, as well as where they are found and how they are mined.
This fascinating book explains how plants and animals become fossils, how they are extracted from excavation sites, and how paleontologists and geologists piece together Earth's history by studying these ancient clues.
Igneous rock has a dramatic beginningit requires red-hot volcanic activity. This fact-filled book explains how granite, lava, basalt, silica, quartz and feldspar are formed after hot, molten rock cools. Readers will also learn about volcanoes and tectonic plates, the minerals that make up igneous rocks, and the crystallization of rock material.
Who are we, really? We share traits with our parents, but our genetic makeup is unique. Each one of us is a one-and-only creation. Through colorful photos, diagrams, and text, you can learn about genetics. See how the simple pea plant taught us the rules of inheritance. Find out how our genetic code is unlocking the mystery of where we came from and our connections with all living things.
Heat, pressure and stress can also change some igneous or sedimentary rocks into other kinds of rocks. This fact-filled book describes the process that turns limestone into marble, shale into slate, and granite into gneiss. Metamorphic rocks are often used as materials for floors, roofs, and counter tops because of their beauty.
All life starts with a set of instructions that can turn basic cells into hearts, tails, flower petals, or toenails. DNA is the amazing code of life that is found in every organism. Through colorful photos, diagrams, and text, you can learn how DNA is passed from cell to cell, controlling growth and change in all living things. Find out how we can use the properties of DNA to save endangered animals and even to catch criminals!
From insects to elephants, every living thing on this planet is made up of cells, the tiny building blocks of plant and animal life. Each cell is alive-and each has work to do! What do cells look like? How do millions and billions of cells work together to form one plant, one animal, or one human being? Guided by colorful photos, diagrams, and text, you can take a closer look at the amazing world of cell science-and see what's next.
Animal cells are the building materials of all creatures, from goldfish to Siberian tigers. Inside each cell are genes that help predict the animal's health, appearance, and performance. Through colorful photos, diagrams, and fact-filled stories, you can find out how cells perform their wonders. Explore what's new in animal science!
Stunning images and simple text take young readers on an incredible journey to the moon, Earth's closest neighbor in space. Readers learn about the moon's phases, features, and other amazing facts.
This exciting book teaches young readers about the sun, Earth's nearest star. Astounding photographs and simple text help kids understand the suns features and role in our solar system.
This exciting title takes kids on a journey to the planets in our solar system. Spectacular photographs reveal the unique characteristics of each planet and the order of the planets in our solar system.
Reach for the stars! This engaging book tells kids about the different kinds of stars, what stars are made of, and basic facts about constellations.
Most plants have roots, stems, and leaves. Whether they live in oceans, forests, or marshes, plants use these parts to make their own food. This easy-to-understand book introduces children to the basics of photosynthesis and food chains. It also looks at the different ways in which plants grow.
What kind of living thing is it? will turn young readers into nature detectives. This fascinating book explores what makes a living thing and how living things are grouped. This intriguing book asks children to look at particular characteristics and decide if certain living things are what they seem to be.
This wonderful new book explains in a simple way why people are living things. We need sunshine, air, water, and food. We grow and change. We need places to live. Young children will be amazed to learn that, as living things, they share many similarities with plants and animals.
How can children tell when something is living or non-living? In large photographs and easy text, this captivating book highlights the characteristics of living things and shows how they are all dependent on non-living things to stay alive.
This fun book teaches children concepts, or big ideas, about butterflies, including metamorphosis, migration, symmetry, and pollination. Children are encouraged to draw their own butterflies, take photographs, or find butterfly photos on the Internet. The text styles taught in this book include informational text, using headings and different fonts, boxed info, and creative writing.
Children will be thrilled to learn about the many uses of wheels and axles, from doorknobs to the insides of a clock. Inviting design and photos makes wheels and axles fun to learn about for young readers. Kids will love the fun with wheels section of this wonderful new book.
Wedges are used to separate, lift, or hold things in place. Young readers will love reading about the history and uses of the wedge in this new title from Crabtree Publishing.
Inclined planes are used where you least expect it! Read all about inclined planes in this enthralling new book! See inclined planes at work in ramps and roller coasters, as well as their other applications and history.
Without levers, we wouldnt be able to row a boat, move a wheelbarrow, or open a bottle. The book makes learning about the different kinds of levers easy and fun! Easy and fun exercises invite kids to make their own levers.
Pulleys help make up some of the most complicated machinery, from car engines to cranes. See up-close the different pulleys that help us move things and get us moving. Kids will love this wonderful look at pulleys, especially the fun with pulleys section.
Screws are everywhere! They help keep buildings together and help us move and lift things. Come inside this book for a fun and fascinating look at this simple machine. Kids will love the fun with screws section.
Oceans cover three-quarters of the planet. This fascinating book shows how the world's five oceansPacific, Atlantic, Indian, Southern, and Arcticare interconnected and why they are vitally important to the rest of Earth. Concise text, easy-to-read maps, and dazzling full-color photographs provide kids with an overview of these unique biomes.
This concise overview of the seven continents explains to children what a continent is and what factors make each continent unique, such as landforms, climate, animals, and people. Full-color photographs and age-appropriate maps accompany each brief examination of a continent.
