Ключевые слова: activity, background, block, blue, brick, build, building, buildingblock, child, childhood, color, colorful, construction, constructor, copy, creative, creativity, cube, detail, development, education, element, entertainment, fantasy, form, fun, game, green, group, idea, imagination, kid, learning, leisure, many, model, object, orange, performance, place, plastic, play, puzzle, rectangle, red, shape, space, text, toy, training,