Keywords
10 to 11 years, 13 to 15 years, african ethnicity, arm around, artists chalk, blackboard, boy, caucasian ethnicity, chinese ethnicity, classroom, education, equation, female, formula, friendship, girl, happiness, high school student, hispanic ethnicity, in a row, indoors, intelligence, laughing, learning, looking, male, mathematics, mixed race ethnicity, multi-ethnic group, orthographic text, private school, school, school student, schoolboy, science, six people, smiling, teenage boy, teenage girl, togetherness, tween, tween girl, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, is098qy2k