Ключевые слова: abstract, assemble, background, block, brain, brown, challenge, complete, concept, construct, construction, conundrum, copy, create, cube, cubic, design, education, figure, finance, game, geometric, geometrical, group, idea, learn, leisure, logic, logical, object, piece, play, problem, puzzle, relax, shape, shapes, solution, space, square, stack, success, symbol, team, tetris, toy, white, wine, wood, wooden,