Splash pads in Dayton, Ohio

Island MetroPark is Dayton's go-to for a full morning that wears kids out. The splash pad is set against the Great Miami River with arching jets and ground sprays sized for both crawlers and grade-schoolers, plus a sand play area that doubles the mess factor in the best way. Shaded pavilions ring the lawn, so claim one early — they're first-come, free, and gold on a 90-degree day. Restrooms are clean, parking is free, and the amphitheater hosts free concerts most summer Fridays. Best before noon to beat both the heat and the after-camp rush. Bring a lunch, a sand toy, and a change of clothes. Pure Dayton summer.

RiverScape's Five Rivers Fountain is one of Ohio's largest urban water features, with arcing jets shooting from five granite columns that represent the rivers feeding the Great Miami. Kids treat it as a giant interactive sprinkler, dodging in and out of the changing patterns while parents watch from the shaded amphitheater seats. The plaza is fully accessible and stroller-friendly, restrooms are clean, and there's free parking in the adjacent garage. Best in the late morning or early evening when the downtown lunch crowd has cleared. Pair with a riverwalk stroll or a stop at the Dayton Dragons stadium next door. Bring a towel — kids leave drenched.