You probably know that gardening is a great way to get in touch with nature. Did you know that is also a great way to sharpen your real world math skills? Whether you're measuring plant growth or figuring out where to plant each kind of flower or vegetable, gardening can be both fun and challenging.
Oil is one of our most important natural resources. The searches for new sources - and options for alternative sources - are outlined here.
For years, people have used water power to provide electricity. This study recaps that history and describes exciting new techniques.
Recent advances in harnessing energy from the wind, sun, and tides are explored. People are encouraged to seek resources beyond fossil fuels.
We currently rely on nonrenewable sources, such as oil, for most of our fuel. Scientists are working on new fuels from crops and other materials to help ease future dependence on nonrenewable resources.
Introduces facts about reticulated pythons, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
Introduces facts about hornbills, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
Introduces facts about red-eyed tree frogs, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
Introduces facts about spider monkeys, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
Introduces facts about harpy eagles, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
Introduces facts about poison dart frogs, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
What is a watershed? Why are watersheds important? What is it like to live where there is no clean, safe water supply? Read this book to find out more about the importance of watersheds and how you can help in the fight to keep Earth's freshwater sources clean and safe.
Introduces facts about anacondas, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
Introduces facts about chimpanzees, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
What causes pollution? How does pollution affect the environment? Why should we care about pollution? Read this book to find out more about the social, environmental, and economic issues related to pollution and what you can do about it.
Is human activity causing Earth's to heat up? Is global warming just a natural event? What are the possible effects of global warming? Read this book to learn more about the global warming debate and to start forming your own opinions.
Honeybees are known for their familiar buzzing and honey production. Learn how an experiment meant to increase honey production created aggressive Africanized honeybees that have taken over territory and caused big problems for beekeepers, farmers, and anyone unlucky enough to disturb them.
The Hands on Science series provides students with background on key concepts in Science. Each title includes engaging hands on exercises that bring the concepts to life for kids. Real World Science: Protecting Ecosystems, provides information on natural changes vs. changes brought about by people, wise use of ecosystems, and restoring damaged ecosystems.
The Hands on Science series provides students with background on key concepts in Science. Each title includes engaging hands on exercises that bring the concepts to life for kids. Real World Science: Earth's Biomes, includes information on tropic rain forests, deciduous forests, grasslands, deserts, taiga, and tundra.
Introduces readers to the cool career of wildlife photographer by giving a better understanding of this cool job.
Centuries ago, explorers brought hogs to the Americas as a food source. Some of these boars made it into the wild, where their offspring have managed to survive ever since. Wild boars will eat almost anything from garbage, to crops, to other animals. They can also spread disease. Read this book to find out more about how wild boars cause problems around the world and what experts are doing to find solutions.
How the Giant African Snail destroyed field crops and flower gardens and spread diseases to people thousands of miles from their native Africa.
Termites can invade homes and cause a lot of damage. Termites that invade new countries can damage more than just homes. The Formosan subterranean termite was accidentally brought to the United States on infested ships. These invaders have disrupted ecosystems and caused billions of dollars in damage to buildings, crops, and trees. Look inside to learn more about these termite invaders and find out what experts are doing to fight back.
The Walking Catfish have upset the balance of the ecosystems and hurt local economies.
Fire ants are tiny, but they pack a powerful sting. Some kinds of fire ants were accidentally brought to North America from South America in cargo ships. Look inside to learn how these invasive fire ants have spread to many places around the world and why they are a threat to wildlife, human beings, and economies.