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By taking part in a simulation, learners explore the many threats to sea turtles and the ways humans can help them survive. Learns identify which dangers result from human actions and which dangers are natural. Learners…
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Learners explore how sound is produced by vibrations. They make a straw instrument and investigate how to vary its pitch. Learns also design and build an instrument that produces a high pitch and a low pitch and explain…
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Brainstorms: From Idea to Invention
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Learners explore the design process by improving an existing invention; designing and building a drink holder for an airplane seat and communicating their design process; and designing an investigation to evaluate…
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Earth Hounds: Dr. Xargle's Book of Earth Hounds and Seven Blind Mice
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Learners develop understandings of the differences between observations and inferences by analyzing Dr. Xargle's comical, yet misguided, attempts to teach his students about human babies. Learners then make observations…
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Learners explore the importance of rice as a food source, the differences among types of rice, the life cycle of rice, and rice production methods. Learners also explore control, variables, and experimental design by…
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Learners explore the invention process by learning about inventions throughout history and how inventions fill needs or wants, by improving existing inventions, and by keeping a toy invention journal. They further their…
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Successful learning is more apt to occur when students are engaged in discovering and building their own frameworks of knowledge. To meet this standard, teachers must design work that actively involves students in…
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This book is a compilation of brief descriptions of innovative and effective ideas, tips, and approaches in undergraduate science teaching. Assessment must be aligned with learning goals and successful learning is…
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Every course covers some concepts that will present challenges to many students. Once those challenges have been identified how do you present them for successful learning? This part contains multiple articles with…
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It's only human nature to ask, "If sea anemones can clone themselves without trying, and the natural cloning powers of plants are so easily exploited, why can't we begin learning how to clone ourselves?" This chapter…
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The only form of gambling under the control of the state and to which the profits accrue directly for the state, is the lotteries. In this chapter, we'll compare its profits with private gambling enterprises, and search…
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Cats and Their Impact on Wildlife Populations
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Could you be harboring a killer in your home? Is it possible that the cute little cat snoozing so angelically on the sofa is one of the major predators of wildlife in the United States? With a U.S. population of 60…
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Transplanting embryonic stem cells from embryo into adult as a means of rejuvenating diseased cells, tissues, and organs poses ethical and moral challenges. In recent years, stem cell-derived nerve and glandular tissue…
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Chemical and Biological Weapons of Mass Destruction
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Chemical warfare began in prehistoric times with the use of such weapons as poisoned arrows. However, World War I was the beginning of modern-day chemical warfare. The birth of biological warfare evolved during World…
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Robotic Versus Manned Space Travel
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Manned space flights are supported by the notion that humans have an innate need to explore the universe—in specially protected spacecrafts—but at great risk to life. Congress wants manned space travel to support an…
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