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This category lists pages and sites created specifically to assist children and teenagers with homework. This category does not list sites for fee-based services. This includes tutors, exam preparation, and proofreading services.

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House Sparrow

http://www.allaboutbirds.org/guide/House_Sparrow/id

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Heron of Alexandria (ca. 75 AD)

http://scienceworld.wolfram.com/biography/Heron.html

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