Build an astrolabe
Build an astrolabe and measure the height of the tallest thing in your neighborhood. Record a video and mention how tall you think it is.
Astronomy
Step 1
Build an astrolabe and measure the height of the tallest thing in your neighborhood. Record a video and mention how tall you think it is.
Final steps
You're almost there! Complete all the steps, bring your creation to life, post it, and conquer the challenge!
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