swim, sand castles, bonfire, bbq, wind surf, surf, Bury someone in the sand, sea shell collecting, read, tan, play beach volleyball, invite some friends and have like a beach party without the bonfire, ummm... yah you can do that stuff lol
Walk/hang out on the boardwalk, swim, walk around to the shops, sand castles, pick up mates, PARTY. Driving is over rated
Look for shells.