If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Shoot Zombies before they escape! Space bar cooks and throws explosives. Use the number keys to change explosive and weapons. Lives are lost every time a zombie or zombie bird escapes.
Mouse- To aim.
Left click mouse- To shoot.
Space bar- To drop grenade.
Number keys- To select weapons.