Going to the beach with my boyfriend what to do?

I'm going to the beach with my boyfriend in about a week(: I'm excited we've been dating for about halfa year and we are super comfortable around each other, weve stayed the night together a bunch and all so thats not my question. my questions is.. what can we do at the beach? Like cute couple stuff?? Im 13 hes 14. Like... If theres other girls there, I love making other girls jealous lol idk way but he is one HUNK of man and i love him(: and he loves me and he thinks its cute tht i enjoy making others jealous haha so no mean comments please just whats some cute things we can do at the beach??:D