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ERATOS PROJECT [home page]
Eratos collaborative measure
Pedagogical Module
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Parallelism of solar rays
Geogebra geometric figure
2019 Highlights
TASK FORCES
Take the measure
Enter the data
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Transfer the photos
Transfer the figure
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20 March Equinox
21 June Solstice
23 September Equinox
22 December Solstice
No NooN SHADOW DAYS
05 April 2019 (Guarne)
09 May 2019 (Hyderabad)
06 September 2019 (Guarne)
100 Hours of Astronomy
Bibliotheca Alexandrina 2019
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ERATOS QUIZ
Evaluation
month tables 2021
Thiseio GREECE
Athens Old Observatory
FULLSCREEN