| | (Sample link) NASA for middle-school students http://www.nasa.gov/audience/forstudents/5-8/features/index.html
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| | (Sample link) National Geographic for Kids http://www.nationalgeographic.com/kids/
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| | Cells Alive http://www.cellsalive.com
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| | Science Textbook http://go.hrw.com
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| | Medina Middle School http://www.gcssd.org/mms/
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| | sciLINKS http://www.scilinks.org
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| | Junior Scholastic Magizine http://www.scholastic.com/juniorscholastic
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