Ключевые слова: 20, alphabet, background, beginning, black, block, blue, business, calendar, celebrate, celebration, child, concept, countdown, creative, cube, dark, date, day, decoration, design, dice, education, event, future, goal, holiday, idea, learn, number, numeral, planning, progress, school, shape, sign, square, success, target, text, time, toy, twenty, type, typography, wood, wooden, word, year, yellow,