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Mrs. Wibbelsman's 5th grade G&T REACH students at Marlboro Elementary School in Marlboro, New Jersey U.S.A. created and performed this video. Like you, they're searching for the ten secret sites. |
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Photoperiod Clues from the Mystery Sites Compare Your Photoperiod
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Time Clues: Estimating Longitude |
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Time Clues Sunrise on the Equinox |
Worksheet Step-by-step guide |
Map Plot east/west location |
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View animation as you work. You can estimate the longitude of each mystery site with the Time Clues and these key facts:
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Sample Worksheets for Practice | ||||
Sample A West of Greenwich |
Sample B East of Greenwich |
Sample C Farther east of Greenwich |
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Next Update March 18, 2019 | ||||