Ключевые слова: above, aid, alphabet, amusement, arithmetic, background, blocks, blue, challenge, characters, child, childhood, color, colorful, concept, count, digit, directly, education, educational, element, figure, frame, fun, game, learn, learning, letter, math, mathematics, number, numbers, numeracy, numeral, numeric, plastic, play, playthings, preschool, school, schooling, signs, still, symbol, teach, teacher, text, things, toy, white,