Ключевые слова: adorable, authentic, book, books, boy, candid, casual, caucasian, child, childhood, children, classroom, copyspace, cropped, cute, desk, development, education, elementary, indoor, indoors, informal, innocent, inside, kid, kids, knowledge, learner, learning, lesson, lifestyle, little, looking, male, natural, pupil, pupils, real, school, schoolchildren, sitting, small, student, students, table, test, write, writing, young, youth,