Ключевые слова: activity, adding, addition, background, blocks, closeup, colors, concept, conceptual, continuity, details, domino, dominoes, entertaining, entertainment, fingers, fun, gambling, game, hand, hobby, knowledge, leisure, line, logic, logistic, merge, mind, move, movement, numbers, objects, part of, parts, pieces, plastic, play, red, row, simple, still life, strategy, tiles, toys,