Eratosthenes 2018

Students from all continents cooperate and collaborate to reproduce one of the science's 10 most beautiful experiments of all time: Eratosthenes' measurement of the Earth's circumference.

Project Journal



  • - Posted by Athanasia Zafeiropoulou, 18.06.2018


  • https://youtu.be/LY1hOOgLf5k

    - Posted by ΚΑΤΕΡΙΝΑ ΓΛΗΝΟΥ, 16.06.2018



  • - Posted by Athanasia Zafeiropoulou, 13.06.2018


  • 06/06/2018
    PS kneza Branimira, BRŠTANOVO
    43.658
    16.415
    time 11.52 h
    gnomon 100 cm
    shadow 38.3 cm
    angle 21°


    2018/06/06_Brštanovo, Croatia

    2018/06/06_Brštanovo, Croatia

    2018/06/06_Brštanovo, Croatia

    - Posted by Daniela Ruzic Mrak, 06.06.2018


  • 4th Junior High School of Petroupoli, Greece (38.036N, 23.674E)
    21 May 2018
    Gnomon:52.3cm Shadow:16.8cm Angle:17.8 (One month before solstice that we will have the shortest of our shadow ....3cm shorter then...keep on watching :) ) though time matters...


    2018-05-21-petroupoli(3).jpg

    - Posted by Athanasia Zafeiropoulou, 21.05.2018