Teacher at Blackboard — Green

1280 × 800

Man Playing Guitar in Classroom — Brown

1680 × 1050

Professor Teaching in Lecture Hall — Black

1920 × 1080

Students in a science lab

5160 × 3440

Students studying in a classroom

4288 × 2848

Hand with Math Equations

1280 × 800

Anime Students in Classroom — Pink

1024 × 768

Students drawing in a classroom

1330 × 904

Three Women in School Uniforms — White, Academic

3500 × 2329

Woman and Man in Classroom

1920 × 1080

Children in a Classroom — Black, Studious

1500 × 1251

Woman at Chalkboard — Green

1125 × 750