Ключевые слова: analysis, boy, child, children, class, classroom, collection, color, colorful, comparison, counting, creative, desk, development, didactic, education, elementary, form, game, geometric, girl, group, indoors, kid, kindergarten, learning, leisure, lifestyle, logic, material, mathematics, montessori, people, person, play, playing, preschool, primary, school, selective focus, shape, simple, skills, sorting, student, study, symbol, table, toy, training,