Water noodlers water blasters/pistols infatables innertubes water balls beach balls e.t.c
To have fun
For the pool have inner tubes as battleships, boogie boards as destroyers, inflatables as aircraft carriers water noodles can be PT boats submarines are partially submerged inflatables. Ammo are water balls for battleships and water blasters. Aircraft carriers have inflatable balls. Submarines fire water balls but can fire only towards. PT boats have water pistols.