Ключевые слова: background, blackboard, boy, brain, caucasian, chalkboard, child, childhood, clever, concept, copyspace, development, discovery, education, emotional, examination, fun, funny, game, girl, hair, happy, idea, imagination, intelligent, junior, kid, knowledge, little, makingfaces, mischievous, mustache, oldfashioned, person, play, preschool, preschooler, primary, retro, scare, school, science, small, smart, student, study, surprise, tousledhair,