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Topics/Subjects:
Number and operations  
Measurement  
Astronomy  
Educational Level:
Middle school programming  
Learning Time:
45 to 60 minutes  
Resource Type:
Lesson or lesson plan  
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Explore the size relationship between the sun and Earth by using tape and stickers. Learners estimate, then place and count the number of one-inch diameter stickers (representing Earths) that would fit across the diameter of a nine-foot circle of... (View More)

Microscopic meteorites routinely reach Earth's surface. While challenging to find and identify, this activity provides techniques for searching for them in the local environment.

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