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Explores the use and abuse of high-risk performance drugs, how they effect the body, and laws that have been enacted to ban their distribution.
Defines what the human immune system is and how it works.
Praise for the previous edition: SSLI "Honor Book," Science, Grades 7–12 category—Society of School Librarians International The immune system is crucial to the normal functioning of the human body. As the body's "military," it prevents invaders from entering and destroys those who slip past its defenses. The Immune System, Third Edition discusses the human body's fundamental defense system, from its component parts to what happens when the body's defenses are breached. Common and uncommon immune disorders are also discussed, as are potential new therapies to enhance or repair the immune system. Packed with full-color photographs and illustrations, this absorbing book provides students with sufficient background information through references, websites, and a bibliography.
Discusses the use of genetic engineering in plants and animals, and the hopes spurred by the mapping of human DNA by the Human Genome Project as well as the controversy over using stem cells for disease research.
High-interest, nonfiction articles help students learn about science and social studies topics while developing skills in reading comprehension. Each story is followed by questions that cover main idea, details, vocabulary, and critical reasoning. The format is similar to that of standardized tests, so as students progress through the book s units, they are preparing for success in testing.
Lake Shore Drive, the Magnificent Mile, Navy Pier...just the mention of these iconic sights conjures up a skyline known the world over as the Windy City. Welcome to Chicago! And there's no better guidebook to the city than W is for Windy City: A Chicago Alphabet. Following the alphabet, the city's character and familiar landmarks are fully captured in poem and expository text. A is for Art Institute or Adler Planetarium. And if we want a "triple A," we'll add the Shedd Aquarium. Young readers can marvel at the treasures on display at the renowned Art Institute, go window shopping along Michigan Avenue's mile-long Magnificent Mile, or take in an afternoon game at Wrigley Field with the Chicag...
The doing of good deeds is important. As a free person, you can choose to live your life as a good person or as a bad person. To be a good person, do good deeds. To be a bad person, do bad deeds. If you do good deeds, you will become good. If you do bad deeds, you will become bad. To become the person you want to be, act as if you already are that kind of person. Each of us chooses what kind of person we will become. To become a hero, do the things a hero does. To become a coward, do the things a coward does. The opportunity to take action to become the kind of person you want to be is yours. ; ;This book collects 250 stories of good deeds from the arts, from religion, and from life.
In summer, the weather is hot, school is out, and people have picnics and barbecues. Readers follow easy step-by-step instructions to create unique crafts as they learn about summer. Readers will discover a Hawaiian myth about the long days of summer and the scientific reason we have a summer season. They'll also read about symbols, holidays, and special events that take place during this fun-filled time of year and get creative.
Describes the life and hockey career of Mario Lemieux, Pittsburgh Penguins star.
In Cyber Ethics, students learn about Netiquette, getting tips and strategies about what is proper and safe etiquette for cyberspace. This handbook offers young teens strategies for making good choices online and for staying safe, using proper filters and pop-up blockers, using monitored chat rooms, never agreeing to meet an online friend, never giving out personal information or filling out registration forms for online contests, checking with parents before making a financial transaction, not downloading files without permission, etc.. They will read about the dos and donts in writing e-mails, in using social networks, in chatting in groups/forums, or on blogs, learning that they have to take responsibility while they are at the computer. The cyber ethics book will touch on all the other titles in this series, but will also address being ethical about appropriating other peoples work for creative endeavors; the notion of being respectful when giving feedback on other peoples work; of being courteous, tolerant, among other things, with respect to various cultural sensibilities that they might encounter in cyberspace.