Ключевые слова: activity, boy, brain, business, child, childhood, clever, concept, creative, creativity, education, element, fun, game, geometric, geometry, girl, head, idea, illustration, intelligence, invention, jigsaw, kid, kindergarten, learn, learning, leisure, logic, math, mathematic, mind, people, plan, play, preschool, problem, profile inspiration, puzzle, school, shape, silhouette, study, think,