Gli studenti delle scuole superiori salutano il loro compagno di classe alla mensa scolastica - Foto e immagini stock

Smiling teen schoolgirl sitting at school cafeteria with classmates and looking at camera

Group of teenage students chatting while taking lunch at school cafeteria

Smiling teen schoolgirl sitting at school cafeteria and greeting friend

Teaching Concept. Female speaker in front of whiteboard screen giving presentation, participants listening making notes. Studies course

Happy multiethnic group of high school students chatting while taking lunch at school cafeteria

University students working in the library at campus

Focused young students sitting in classroom during lesson

Young student girls spending time together near lockers in college corridor

Smiling stylish female tourist and boyfriend looking at map behind

Back view of student listening music with headphones on lecture and looking away

Young students on stairs of college corridor

Schoolchildren sitting at desks and looking away during lesson in library

Group of students raising hands in class on lecture

Young students raising up hands to answer on teachers question