Aug 31, - 23 Super Cool Pool Party Ideas for Teens. Watermelon Punch Bowl. Pool Noodle Candy. Flip Flop Cookies. Beach Top Cakes. Ocean Water. Noodle Garland. Teddies in The Pool. Spare Towel Basket. A teen pool party is a great way to celebrate a summer birthday, graduation, the Fourth of July, or just to Decorations should be understated at teen parties.