Delaware's Largest Waterpark and number 1 in family fun! Located on Rt. 1 Coastal Highway Jungle Jim's has a waterpark with giant water slides, lazy river, wave pool sprayground, kiddie pool, and activity pool. Jungle Jim's also has 2 go-kart tracks, batting cages, mini-golf, and bumper boats. Jungle Jim's is open most days from Memorial Day to Labor Day. Our busiest days of the week tend to be Tues-Thur.