Ключевые слова: activity, background, block, blue, build, business, chain, chain reaction, color, colored, colorful, concept, conceptual, constancy, construction, domino, domino pieces, dominoes, education, firmness, game, green, intransigence, isolated, leadership, leisure, multicolored, object, perseverance, primacy, rectangle, red, row, shape, side view, single row, stability, stand, steadfastness, steadiness, straight, structure, team, teamwork, top view, toy, white, wooden, yellow,