Teacher and school kids in classroom at lesson

• answer, back, blackboard, book, boy, caucasian, chalkboard, children, class, classmates, classroom, college, complexity, education, friendship, girl, grade, green, group, hands, help, kid, learning, lesson, lifestyle, little, math, people, problem, pupils, raised, ready, school, school child, school kid, schoolchild, schoolgirl, success, teacher, teenager, textbook, together, up, white, writing, young
• ID: 155579840
• Model: 13986827 13986833 13986830 13986842
• 5220 x 3729 pixels