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Topics/Subjects:
The nature of science  
Comparative planetology  
Materials Cost:
$1 - $5  
Learning Time:
10 to 30 minutes  
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This is an activity about how scientists use craters to determine the ages of lunar surface. Learners work in pairs: one child keeps time while the other creates a painting for the other to interpret. Cotton balls coated in different colors of paint... (View More)

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