Ключевые слова: abstract, act, architecture, background, block, blocks, brick, build, building, business, choices, competition, concept, construct, construction, copy, danger, development, education, entertainment, fall, game, games, isolated, joy, kid, learn, metaphor, missing, object, pile, play, puzzle, risk, skill, space, square, stack, structure, tilt, tower, toy, white, wood, wooden,