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Natural Science
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Science, global warming
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Edad 8-12
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level: 6th
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English
Instrucciones del autor
they can solve about global warming, the four R's, and clean energy sources
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Natural Science
-
Science, global warming
-
Edad 8-12
-
level: 6th
-
English
Instrucciones del autor
they can solve about global warming, the four R's, and clean energy sources