boy, genius, glasses, concept, studying, chemistry, pupil, mathematical, chalkboard, educate, schoolchild, formula, business, success, intelligence, blackboard, intelligent, theory, chalk, caucasian, lesson, handwriting, idea, schoolboy, mind, learning, smile, logic, funny, solve, research, invention, desk, solution, science, exam, smart, expertise, think, school, kid, education, knowledge, clever, child, board, little