Lums Pond State Park
Lums Pond State Park is built around the largest freshwater pond in Delaware. The park features camping, fishing, sports facilities, hiking trails, and an adventure rope course. Phone 302-368-6989 Here is their website. Map Trails
Sensory Trail is a 0.10 mile loop from the Nature Center. There are two other trails which sound easy, but long. You might call to see if walking partway on one of these would be appropriate for your ability.