Learn all about atoms (protons, neutrons and electrons) and see historical models of them.
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Structure of the Atom (Grades 6-8)
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This site has a list of animations and tutorials for most biology topics. Each item in the list is linked to a site. These links are appropriate for a range of levels.
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Lone Star College Biology Tutorials
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Simple explanation of the different types of levers
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Enchanted Learning
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helps students discover materials science and the secrets of everyday stuff. Find out what happens when you heat silicon, iron, or carbon. Learn how materials science helps fight cancer, make buildings safer, improve equipment and the environment. Activities in the 60-page teachers guide challenge students to examine their material world in a different way -- through the eyes of materials scientists
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Strange Matter
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Chart of the classification of matter, from substances to mixtures. Gives examples of elements and compounds (substances) along with heterogeneous and homogeneous mixtures.
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Lesson 1-4 Classification of Matter
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This gives a table of colors by which to identify different compounds in flame tests.
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About.com: Chemistry
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I admit this website is not well organized, BUT it has HILARIOUS pictures and diagrams of photosynthesis. The tree-hugger girl picture and its caption is uproarious. This site may help convince students the importance of photosynthesis when they complain how boring it is.
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Exploring Science and Technology
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This website is clean and ad-free with short textbook modules on the different aspects of photosynthesis. It may be boring looking, but it gets straight to the point and has a self quiz at the end.
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The Biology Place: Biocoach Activity
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This is a good website for middle school students or even to explain the basic concepts of photosynthesis to elementary school students.
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First Steps
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