Follow the Lights — Watch the lights, press the bubbles in the correct sequence, and keep up as the challenges get faster. Real Working Mini Game — World’s Smallest Light Up Pop It Pro packs light-up bubble-popping action into a tiny, portable electronic game. Tiny Size, Big Fun — Measures approximately 3.5 x 2.8 x 1.5 inches for on-the-go fidget play, and quick challenges.