Young teacher helping students in classroom
Students learning in classroom
Teacher and students in classroom
Students listening in classroom
Classmates having fun in classroom
Teacher talking with students in classroom
Students using microscope in classroom
Young teacher teaching a class
Little girl learning in classroom
Classmates learning in classroom
Students standing in classroom
Students sitting in classroom
Students and teacher celebrating
Students and teacher celebrating in classroom
Young teacher introducing a new classmate in classroom
Students and teacher in classroom
Male teacher helping students study in classroom
Chinese students learning in classroom
Students having fun in classroom
Schoolgirl standing in classroom
Teacher teaching students in classroom
Teacher helping students study in classroom
Chinese student thinking in classroom
Chinese student learning in classroom
Teacher and students on campus
Teenage girl doing homework