Activities: Models
Lisa Pathfinder paper model
कठिनाई: ★
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Hubble Space paper model
कठिनाई: ★
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Alma transporter paper model
कठिनाई: ★
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Scale Models
कठिनाई: ★
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The Sun above and below the local horizon
कठिनाई: ★
Black hole
कठिनाई: ★
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Path of the North pole
कठिनाई: ★
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Teaching the origin of seasons
कठिनाई: ★
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कठिनाई: ★
Sunrise and sunset position change
कठिनाई: ★
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Solar Motion Demonstrator
कठिनाई: ★
Telescope Allocation Committee
कठिनाई: ★
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