Ключевые слова: abacus, accessibility, basic, beads, blackboard, blonde, candidate, child, class, cognition, denim, desk, does homework, education, elementary, elementary school, exemplary schoolgirl, friendly, front view, girl, happy bench, homework, interior, learns, lecture, lesson, mathematics, old method, picture counting, polite, process, rewrites, school, school supplies, schoolgirl, sitting, sitting in the classroom, smiling, solves a task, stress, study, systematics, task, teaching, top student, tradition, trial, wisdom, writes, young,