Bored student sitting at desk in classroom

10 11 years ambition aspiration atom back to school belgrade blackboard book bored boredom bow tie boy boys brown hair brunette career caucasian chalkboard chemistry child childhood classroom close up color image desk education eyeglasses front view horizontal indoors kid knowledge learning looking at camera mad scientist messy nerd occupation old fashioned one person people photography portrait posing possibility pre adolescent child pupil retro school schoolboy scientist selective focus serbia shouting sitting student studying surprise teacher textbook thinking vest accessory antiquated antique apparel aspire boring capital chalk board children class close up closeup clothes clothing color colour considering contemplation educator europe european examining eye glasses fellow furnishing furniture garment glasses human human being indoor information inside instructing intelligence juvenile lad male montenegro nostalgia one outdated outmoded person podgorica pondering portraiture pre adolescent schoolroom science seated shrieking south east europe southern european specs spectacles surprising thinker tome tuition tween tweenie tweenies tweens undershirt vintage waistcoat western european wisdom yelling young youngster youth youthful