Play any type of Game at Y8.com. The biggest Game Collection to play free online. Flash, Unity 3D, Html5, Android, Java and Shockwave.
If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Pop the guinea pigs ans save them to clear the levels, do it before the water level runs out.
Left / Right Arrow Keys - Move.
Spacebar - Shoot.