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Clearly and accurately labeled to emphasize the func..
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Developed to illustrate, reinforce, and extend life ..
23 × 35". Breast cancer, melanoma, deafness..
Measures 23 Ã — 35''. Review the basics of human inh..
24 × 18". Take an extreme close-up look at ..
24 x 36". See 60 known minerals. Includes all 6 crys..
An Interactive Learning Tool that Teaches Young Lear..
24 x 36". What a great resource for earth science cl..
24 x 36". Full Color. There's a revolution under way..
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24 × 36". Enhance your study of live ladybu..
28 × 40". Over 50 leaves found in North Ame..
Scientists have discovered life just about anywhere ..
24 × 36". Mammals are divided into 3 catego..
18 Ã — 24". Color pictomicrographs magnified 6,000x ..
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36 x 24". Each of these 162 magnificent minerals are..