Ключевые слова: 2, 3d, 3d rendering, background, bicycles, blue, cards, child, childhood, collection, color, colored, concept, count, digit, education, elementary, fluffy, font, furry, game, hairy, illustration, isolated, kid, kids tricycle, kindergarten, learning, lesson, mathematic, number, number 2, numeral, play, preschool, primary, pupils, school, soft, students, study, toy, training, two,