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The Stanley Cup is the only team sports trophy that has the names of each player engraved from every winning team. The first time it was awarded to a team was in 1893. Learn more in The Stanley Cup, one of the titles in the Championship Games series. .

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Senses are the tools that allow an animal to gather information about its habitat. Sharks can see 10 times better than humans in clear water. Learn more in Senses.

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Raindrops can fall at speeds of 22 miles (35 kilometers) per hour. Scientists can use technology called cloud seeding to create rainstorms or make them less severe. Learn more in Precipitation, one of the titles in the Earth's Water series.

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From species and habitats to organisms and food chains, Ecosystems explores the basic science concepts behind Earth's plants and animals and how they survive in nature. Learn more in Ecosystems, a Science Q&A, title.

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The Historical Heroes series introduces young readers to some of the most important individuals in U.S. history. Each book features easy-to-read text based on sight words, along with exciting photos to help inspire beginning readers.

The oceans are some of the most biologically diverse biomes on the planet, and cover approximately 71 percent of Earth's surface.Diatoms, tiny plant-like organisms in the oceans, are responsible for making 25 percent of the oxygen that humans breathe. Learn more in Oceans.