Ключевые слова: abstract, anxiety, background, bearing, black, blue, children, circle, craze, dark, effect, energy, entertainment, fad, fashionable, fidget, finger, focus, fun, gadget, game, glow, hand, hobby, kids, led, light, modern, motion, object, plastic, play, popular, red, relaxation, relaxing, relief, ring, roller, space, spin, spinner, spinning, steel, stress, toy, trend, white, yellow,