TY - BOOK AU - Watrelot,Philippe TI - The school of social sorting PY - 2024///. N1 - 19 N2 - The “knowledge clash” and level groups are an attack on the principles of the single collège, but the school was already operating a social sorting system. The real issue is pupil heterogeneity UR - https://shs.cairn.info/journal-esprit-2024-6-page-22?lang=en&redirect-ssocas=7080 ER -