Gist
A 7-year-old in France is usually in CE1 (cours élémentaire première année), the second class of école élémentaire. See the usual class, why it applies and the main circumstances that can change the answer.
A 6-year-old in France is usually in CP (cours préparatoire), the first class of école élémentaire. See the usual class, why it applies and the main circumstances that can change the answer.
A 5-year-old in France is usually in grande section (GS), the final year of école maternelle before CP. See the usual class, why it applies and the main circumstances that can change the answer.
A 4-year-old in France is usually in moyenne section (MS), the middle year of école maternelle. See the usual class, why it applies and the main circumstances that can change the answer.
A 17-year-old in France is terminale. Read the direct answer, the main exception, and the records that confirm the correct class.
A 16-year-old in France is première (1re). Read the direct answer, the main exception, and the records that confirm the correct class.
A 15-year-old in France is seconde (2de). Read the direct answer, the main exception, and the records that confirm the correct class.
A 14-year-old in France is troisième (3e). Read the direct answer, the main exception, and the records that confirm the correct class.
A 13-year-old in France is quatrième (4e). Read the direct answer, the main exception, and the records that confirm the correct class.