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ERATOS PROJECT [home page]
- Eratosthenes method
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Work Process
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ACTIVITIES
World Space Week &
100h of astronomy
No NooN SHADOW DAYS
- 20 March (Cayambe)
- 28 March (Cali)
- 05 April (Guarne)
- 07 April (Yarumal)
- 03 September (Yarumal)
- 06 September (Guarne)
- 20 December (Rio de J.)
EQUINOXES & SOLSTICES
- 20 March Equinox
- 21 June Solstice
- 22 September Equinox
- 21 December Solstice
Eclipse on 10th June
Bibliotheca Alexandrina 2021
NEWSLETTERS
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Experimental Activities
- The parallelism of the solar rays
- Solar noon
- The curve of the Earth surface
- The angle of the Sun
- Alternate interior angles
Multidisciplinary collab. activities
- SID2021-MEDIA LITERACY
- Math's Special Days
- Women in astronomy
- An Interview with Eratosthenes
- Earth Hour
- Posters for Equinox-Solstice
- Games
- EU Code Week
- Winter Holidays Wishes
LIVE events
STATISTICS & EVALUATION
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Schools EUROPE
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Schools AMERICA
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Schools ASIA
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Schools AFRICA
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28 March (Cali)

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