To increase your score you need to pop the bubbles. Avoid all sharp spinning monsters to stay alive. The currents change from time to time but there are powerups and bonuses to help you. If you're fast enough you can gain more points by popping bubbles quickly enough after each other.
Evazion, Action, Evade, Dodge, Avoid, Highscores, Fast, Quick, Reflections, Rapid, Twitch, Tweak, Flow, Currents, Bubbles, Sharp.