Teacher in classroom
High school teacher using white board in classroom
Boy giving presentation
Male high school teacher and students in classroom
Teacher asking question
Teacher addressing students in classroom
Teacher and pupils (8-11) during lesson
実験している小学生の女の子
Female student listening to teacher in classroom
Happy schoolchildren in classroom
Teacher addressing male student
Cheerful schoolchildren and teacher in a conversation
授業中の高校生
高校生の授業風景
High school students sitting in classroom
High school students with arms raised in classroom
授業中の教師と生徒
スポイトを持っている笑顔の小学生の男の子
Teacher helping female student in classroom
Male student talking to teacher in classroom
Male student listening to teacher in classroom
Teenagers in classroom
Boys in classroom looking bored
High school teacher by white board
Schoolchildren and teacher in class
実験している小学生の男の子
授業をする講師
High schcool teacher and student using white board
Happy schoolchildren and female teacher in classroom
Portrait of cheerful schoolchildren and teacher in classroom
Woman writing on blackboard
試験管を持っている笑顔の小学生の男の子
Portrait of a female high school student
女子高生
授業を受ける学生
講師と生徒
High-school boy looking confused in classroom
理科室の黒板
実験をする小学生
勉強をする中学生
授業風景
授業中に挙手する小学生の女の子
試験管を観察している小学生の女の子
授業中に挙手する小学生の男の子
黒板の前に立つ男子高校生
教室で指差す小学生の男の子
授業を受ける制服姿の学生
Students in classroom during lesson
Schoolboy writing on the blackboard with young teacher's guidance,
試験管を持っている小学生の女の子
Pupils in biology class
A female high school student looking at a sum
授業を受ける男子学生
High school students
実験している小学生の男の子3人
Male teacher sitting at work table with girl and boy
Teacher and students in a classroom
Male teacher helping young boy with work in classroom
School students in classroom
授業中の男子高校生
教室で勉強する小学生3人
教室で挙手する小学生の女の子と男の子
教室で挙手する小学生3人
机に座る女子高校生三人
手をあげる男子高校生
勉強をする学生
勉強をする笑顔の学生
授業中の小学生
Children raising hands in classroom
boy studying in classroom
Natural science classroom in school
スリランカの子供達
A teacher talking to his class
勉強する男の子
Male high school student asleep in class
授業中の女子中学生
Happy schoolchildren using laptop under teacher's guidance