As I've mentioned in Languages & Life Lessons, the school system is a little different in France, so if your story is set in France and includes schools, you might find this information useful:
https://www.expatica.com/fr/education/children-education/french-education-system-101147/#:~:text=Essentially%2C%20they%20teach%2024%20hours,or%20have%20every%20Wednesday%20off.
http://blog.lodgis.com/en/guide-to-the-french-school-system/#:~:text=Local%20authorities%20have%20the%20freedom,are%20offered%20by%20the%20mairie.