Ключевые слова: abstract, background, block, brown, build, business, concept, connection, construction, create, creativity, cube, cubes, cubic, design, development, dice, education, empty, game, geometric, idea, learn, material, mathematical, message, number, oak, object, pattern, play, preschool, progress, shape, sign, simple, space, square, step, structure, success, symbol, toy, trend, white, wood, wooden, word,