Keywords
10-11 years, 12-13 years, 40-44 years, appreciation, beginnings, blackboard, bonding, boys, care, caucasian ethnicity, childhood, classroom, day, desk, education, explaining, girls, gratitude, hands behind back, happiness, horizontal, indoors, innocence, joy, leadership, learning, mathematics, mature women, mixed race person, number, part of, pencil, school, schoolboy, schoolgirl, striving, support, teacher, teaching, three people, toothy smile, youth, 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, u19416453