66 schools from 22 countries recorded 230 measurements over 4 continents


6-Results, impact and documentation

6.Results, impact and documentation (max. 200 words) *

What impact do you think this project has had upon your pupils and your work as a teacher?
How did your school benefit from participating in this project?
What do you regard as the most successful result of this project?
Have you given links to all the documentation relating to the planning, progress and outcomes of the project?

During this project, the European eTwinners could exchange with partners all over the world, meet them on line through videoconferences. This year 4 eTwinning schools joined the project : Tunisia(2), Armenia, Ukraine.
Besides the astronomical events, the 2 special events were the Participation to National Children Science Congress in Bhopal (India) and a coordinated measure and videoconference with the planetarium of Rio de Janeiro (Brazil)
Dissemination activity : http://new-twinspace.etwinning.net/c/portal/layout?p_l_id=33100108

This is the 10th edition of the Eratosthenes eTwinning.
Since 2005, 66 European schools participated to those projects
Asia (85 schools), America (42 schools), Africa (10 schools), Oceania (3 schools)

• 2005: "Mesurer la circonférence de la Terre »
• 2006:"Measuring the circumference of the Earth »
• 2007:« Bibliothecea Eratosthenes »
• 2008:« Forum Eratosthenes »
• 2009:"2009 International Year of Astronony - Eratosthenes »
• 2010: Eratosthenes measurements 2010
• 2011 : Eratosthenes 2011
• 2012 : Eratosthenes 2012
• 2013 : Eratos XIII
• 2014 : Eratosthenes 2014

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Participating schools

 spring equinoxsummer solsticeautomn equinoxwinter solsticespecial events
20143416 27 2211

Calculation of the circumference (statistics)


All the participating schools could find a partnership to calculate the circumference of the Earth.

The best average circumference was calculated for march measurements : 0.4% error

The most popular measurement was in june with 87 measures

month of measurenumber of schoolsnumber of countriesnumber of partnershipsnumber of measuresaverage circumference (km)error

On january videoconference, students had to identify 10 participating  countries (5 Europe & 5 Asia) on a map

Malaysia was identified at 80%, and the result was 100% for all the other countries.

Screenshots of the videoconference quiz


Jumping contest


 In april/may 23 teachers/students nominated their favorite jumping photo, commenting the wiki page

 A second contest, with new photos was organized on line , during the june videoconference


European Quality Labels


National and European Labels




File archive

Folder Number of folders # of Documents  
.doc 0 2
.pdf 0 1
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