NATURAL SCIENCES
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UNITS 1 AND 2. THE UNIVERSE AND THE EARTH |
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UNIT 3. LIVING THINGS |
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UNIT 4. INVERTEBRATES |
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UNIT 5. VERTEBRATES. |
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UNIT 6. THE PLANT AND |
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UNIT 7. THE SIMPLEST LIVING THING |
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UNIT 8. THE EARTH'S ATMOSPHERE |
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UNIT 9. THE HYDROSPHERE |
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UNIT 10. MINERALS |
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UNIT 11. ROCKS |
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UNITS 12, 13 AND 14. MATTER AND ITS PROPERTIES. EVERYTHING IS MATTER.
ATOMS AND ELEMENTS. |
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