Ключевые слова: 3d, a plus, adorable, amusement, amusing, black hair, blackboard, blue, brown hair, brunette, buck teeth, casual clothing, chalkboard, cheerful, childhood, cloud, complicated, computer graphic, cute, dark hair, difficult, digital generated, elementary, enjoying, enjoyment, entertaining, equation, eye glasses, floorboards, flooring, formula, fun, function, geometry, glasses, hair bun, happiness, happy, having, head and shoulders, innocence, joy, leisure, leisure activity, lens flare, lifestyles, light, making a face, math, mathematics, mischief, parquet, physics, playful, pleasure, portrait, primary, result, room, school, schoolboy, shape, sleeveless, smiling, spectacles, sticking out tongue, student, studio shot, teasing, test, theory, triangle, wall, white background, wood, wooden,