Physique
Quel âge a l’univers?
On sait tous que cette année c’est le 20e anniversaire des Olympiades de la science ! Un anniversaire important. Mais quand est l’anniversaire de l’univers ?
27.04.2020
The prequalification for the next iGEO, which will be held in Istanbul, takes place from the 7th to the 13th May. If you want to participate, check the prerequisites for attending and contact your geography teacher as soon as possible.
Interested teachers can register here.