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Total in base 1373 matherials, and:

• Chemistry - 225
• History - 225
• Mathematics - 154
• Biology - 152
• Physics - 98
• Health and Disease - 81
• Astronomy - 80
• English Language - 67
• Geography - 60
• Sociology - 45
• Genetics - 45
• Plants, Animals, and Ecosystems - 44
• English Literature - 42
• Cell biology - 28
• Ecology - 10
• Classical studies - 9
• Evolution - 8

Total 171246 views & 65971 downloads.

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