Ключевые слова: abc, add, adding, alphabet, alphabetical, blackboard, blue, board, child, color, descriptive, design, digit, education, elementary, english, games, green, image, isolated, language, learning, letter, literacy, magnet, math, mathematics, message, number, numeracy, order, painting, plastic, preschool, red, school, spelling, teaching, text, toy, typescript, white, wisdom, word, yellow,