Solve it in no time or it will go dark. The Pulse Cube offers the ultimate exciting solving experience – race to beat the glowing cube, because after just 60 seconds, you'll be in the dark. Start by mixing up the cube, then press the logo button to activate the fascinating light inside and reveal the colors. Hurry to solve it as the timer counts down and the pulsating light intensifies until it goes out. Press the logo as many times as needed to add time to the clock, or hold it down to reset for another round after solving. A challenge at an advanced level, solve it repeatedly to beat your time and master the cube in 60 seconds or less.