Ключевые слова: academic, academic achievement, academic focus, adolescent, attentive, back to school, background, blurred, books, cheerful, classroom, classroom setting, concentration, copy space, desk, education, educational, female, focus, girl, happy, high, high school, high school student, homework, knowledge, learning, learning environment, lesson, people, pupil, school, school atmosphere, school environment, school life, school setting, schoolgirl, schoolwork, secondary school, smiling, student, study, studying, teacher, teenage, teenager, youth, youth education,