Ключевые слова: abstract, background, basic, child, circle, collection, colorful, crescent, cross, design, education, element, ellipse, figure, form, geometric, geometry, graphic, heart, hexagon, icon, illustration, isolated, kid, learning, math, object, oval, paper, parallelogram, pentagon, polygon, rectangle, rhombus, round, school, set, shape, sign, simple, square, star, sticker, study, symbol, template, trapezium, triangle, white,