Bubble Space focuses on aiming and shooting bubbles to match three or more same color bubbles to clear them. i found this mechanic is the main way to progress before running out of ammo.
Click to launch bubbles, aim and shoot to match colors and clear the screen.
Heart, Helmet, Gun, and Pair of Bubbles power-ups are stated. No extra buttons or toggles are stated.
Aim for clusters with more than three bubbles to clear them. Collect power-ups strategically to help clear levels before running out of shots.
Q: What are the controls? A: Click to launch bubbles and aim to shoot.
Q: What is the objective? A: Match three or more same color bubbles to clear them.
Q: Are there timers or hints? A: Not stated.
Q: What is the main mechanic? A: Matching bubbles to clear them.