établissement scolaire (2) Teachers (2) Performance (2) Mathematics (2) Mathematics (2) Utilization (2) Performance (2) enseignement (1) spectacle (1) ressources (1) recherche (1) programme (1) papier (1) besoin (1) modèle (1) littérature (1) plomb (1) jeune (1) Afrique (1) Context (1) Cleaning (1) Case (1) Observations (1) Methods (1) Interviews (1) Observations (1) Problems, exercises, etc (1) Charts, diagrams, etc (1) Pictorial works (1) Classrooms (1)