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Activate study mode with book reviews, free essays, course notes, flashcards and other study tools. Millions of students use us to help with their homework assignments.

Free essays, research papers, term papers, and other writings on literature, science, history, politics, and more.

Answers.com: Wiki Q&A combined with free online dictionary, thesaurus, and encyclopedias. Ask questions, get answers.

Learn all about the ocean from National Geographic.

Alternative art, dynamic design and visual culture - WebUrbanist features creative artistic, architectural, photographic and other amazing works as well as abandoned places, urban exploration and more.

Home page for water resources information from the US Geological Survey.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Dolphin Facts and Information, feeding, habitat, distribution, reproduction, anatomy and more. Facts about the Bottlenose Dolphins, the Amazon Pink Dolphin, the Spinner Dolphin and the Common Dolphins among others as well as the conservation efforts ...

Fun facts for kids, photos and printable activity worksheets. Suitable for Kindergarten through Grade 6.