Poly-Jeunesse school, VARIOUS SHOTS Students skateboard in front of school while others arrive on foot, in school buses or by car. In history class, students study evolution of humanity, with male teacher writing different stages in chalk on blackboard and showing different pictures. VARIOUS SHOTS In typing class, students concentrate on typing text on typewriter while male teacher passes among them. VARIOUS SHOTS Woman teacher gives violin lesson to students seated in front of music stands holding sheet music which they follow under her direction. VARIOUS SHOTS In harmony class, male teacher directs student orchestra while vigorously beating time. VARIOUS SHOTS At end of school day, students leave on foot or board school buses waiting in large numbers in front of school.