The goal of all organisms is to stay alive and reproduce within a changing environment. Regulation and behavior help species accomplish this. Reading Essentials in Science.
This book is an introduction to biomes and ecosystems and provides background for the in-depth discussion of the freshwater river biome. Reading Essentials in Science.
This book introduces simple machines, including the lever, wheel and axle, pulley, inclined plane, screw, and wedge, and explores the use of simple machines and how they make work easier. Reading Essentials in Science.
This book explains how the Sun is very important to life on Earth, as it provides energy for most food chains, plays a role in the air and water cycles, and is at the heart of several sources of electricity. Reading Essentials in Science.
This book discusses the beauty, formation, and history of sedimentary rocks. These rocks cover 75 percent of Earth's surface. Reading Essentials in Science.
This book takes a scientific look at the seasons and weather patterns. Reading Essentials in Science.
This book discusses the skeletal and muscular systems and how they work together to provide support, protection, strength, and movement for the body. Reading Essentials in Science.
This book discusses the make up of soil, its formation and how taking care of soil will reap benefits for all living things. Reading Essentials in Science.
This book looks at the different states in which matter can exist and how the properties of matter change when the state changes. Reading Essentials in Science.
This book is an introduction to biomes and ecosystems and provides background for the in-depth discussion of the ocean biome. Reading Essentials in Science.
Oceanography is the study of the ocean's composition, movements, and organisms. Reading Essentials in Science.
This book describes the process of making paper. Reading Essentials in Science.
Isaac Newton's laws of motion describe inertia; the relationship between force, mass, and acceleration; and action/reaction. Reading Essentials in Science.
This book discusses how physical activity has numerous important benefits, such as building strong bones, powerful muscles, and a strong heart. Reading Essentials in Science.
All living things are connected to one another and their environment. Groups of living and nonliving things that interact within an environment are called ecosystems. This book describes ecosystems and how they function. Reading Essentials in Science.
This book discusses how personal hygiene is the way people take care of themselves. Reading Essentials in Science.
Physical and chemical properties and changes can be used to describe and classify all matter. This book explains what physical properties are, discusses the difference between extensive and intensive physical properties, and looks at some of the physical changes that occur on a regular basis. Reading Essentials in Science.
This book discusses how Americans eat and how nutrition affects our body. Reading Essentials in Science.
This book describes where plastic comes from and how it is made. Reading Essentials in Science.
The periodic table designed by Dmitri Mendeleev provides a wealth of information about the elements that make up our world. This book presents a study of the development and purpose of the periodic table of elements, explaining why this method of organization is needed and how scientist utilize the information. 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.
Discusses how the respiratory system brings essential oxygen into the body and removes useless carbon dioxide. The body's cells need oxygen to change nutrients from food into the energy they need to perform their jobs. Reading Essentials in Science.
This book presents a study on muscles, including what they are and what they do, and explores the workings of all the muscles of the body and how they help the body in movement. Reading Essentials in Science.
This book explains what scientists have discovered about the Moon. Reading Essentials in Science.
This book explains where metals are found, how they are processed, and what types of things are made from metal. Reading Essentials in Science.
