Mion resigned over the accusations against Olivier Duhamel, the former president of the foundation that oversees the political science school.
Authorities have arrested a suspect in their 20s on suspicion of preparing acts of murder and arson.
At a refugee camp in Sudan, children sing together in a classroom built from wood and straw.
Around 150 parents and students gathered in Berkeley, California to call for the reopening of the schools.
They sit outside their school in Turin and follow courses remotely.
Children are becoming more out of touch with how their food is produced.
The European School in Brussels reopens for first time since the Belgian government imposed lockdown measures back in March
The ‘Forest School’ in India is designed to teach children environmental studies too.
They've lost months of classroom time due to the coronavirus pandemic. With their backpacks, hand sanitizer – and for many, mandatory face coverings – millions of children have returned to their classrooms in France and Belgium.
Ixcoy tries to visit each of his students twice a week using a mop to measure the distance between him and the child.
The US president recognised that in some areas schools may need to reopen a few weeks later.