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English
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Pub. Date
2014
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English
Description
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English
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4) Light

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English
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English
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6) Rocks

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English
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English
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8) Cells

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English
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English
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English
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English
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12) Water

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Language
English
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English
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English
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15) Bugs

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English
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16) Plants

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English
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English
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18) Magnets

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English
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English
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20) Heat

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Language
English
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