Ключевые слова: academic, academic pursuit, assignment, attentive, backpack, books, chalkboard, class, classroom, concentration, desk, education, education system, educational, exam preparation, focus, high school, homework, indoor, intellectual, knowledge, learning, learning environment, lecture, lesson, notebook, pencil, public school, reading, school, school day, school furniture, serious, sitting, student engagement, student life, students, study, study session, teacher, teaching, teenagers, thinking, writing, writing materials, young,