Bacteria are single-celled organisms with the ability to help and harm other living things. Viruses can only reproduce in host cells, often causing infections. Reading Essentials in Science.
Jellyfish, sea anemones, and corals are members of the stinging cnidarian family. Flatworms, roundworms, and earthworms are three major types of worms. Reading Essentials in Science.
Protists and fungi are two unique groups of organisms that thrive in moist environments. This book explores the appearance, characteristics, and behavior of protists and fungi, life-forms which are neither plants nor animals, and discusses their beneficial and harmful qualities. Reading Essentials in Science.
Snails, oysters, scallops, and octopuses are among the typically shelled, soft-bodied invertebrates knows as mollusks. Reading Essentials in Science.
Crustaceans, arachnids, and insects are part of the arthropod family. Reading Essentials in Science.
In this book, students see the scientific method at work in a real-world situation. Readers practice close reading as they look for clues that will lead to a deeper understanding of food, health, and the transfer of energy. The scientific method pushes students to apply critical thinking as they learn new methods of exploration and build on concepts they may already know. Additional tools, including a glossary and index, help students learn new vocabulary and locate information.
Early elementary readers find out what causes earthquakes and what to do to stay safe if one occurs in this helpful nonfiction reader. Featuring informational text, colorful maps, diagrams, and vibrant photos, this book keeps children engaged and fascinated at the same time!