- Natural Science
- Environment
- Age 10-15
-
level: 6TH GRADE
- English
คำแนะนำของผู้เขียน
With this activity sts can learn more about air pollution its causes and effects on people and our environment.
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Air pollution
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คำแนะนำของผู้เขียน
With this activity sts can learn more about air pollution its causes and effects on people and our environment.