Keywords
14-15 years, 16-17 years, 2, adolescent, african, african american, african ethnicity, african-american, afro american, afro-american, black, boy, buddy, chemical, chemistry, child, childhood, children, chum, class, classmate, close up, close-up, closeup, color, color image, colour, companion, companionship, comrade, cooperation, education, experimentation, experimenting, fellow, friend, friendship, head & shoulders, head and shoulders, hispanic, holding, horizontal, human, human being, indoor, indoors, inside, instruction, juvenile, kid, knowledge, lab, laboratory, lad, latin american, latin american and hispanic ethnicity, latino, learning, liquid, male, mexican american ethnicity, mexican ethnicity, minor, multi-ethnic group, of african descent, pal, people, person, photography, pupil, relationship, research, researching, schoolmate, science, smile, smiling, student, studying, teaching, teen, teenage, teenager, test tube, together, togetherness, tutoring, two, two people, wet, young, youngster, youth, youthful, 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, bld051348