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Eratosthenes Experiment: today is the day!

With more than 1,000 participations from all around the world, the Eratosthenes experiment this spring is already being amazing. Today, as you know, is the day, so don’t forget to be ready to perform the experiment at noon and don’t forget to post and tweet as much as you can about this interesting experience in your school.

Want to refresh how to perform the experiment? Here you can find all useful information.

Take also part in the related competitions: the Photo contest and the Online Lesson contest!