Kihei Regional Park is a lovely spot to take a break. Have a picnic, toss a ball around or just lie on the soft grass and close your eyes for a while.
A trip to this recreation and green space won't cost a penny, which is just what you want if you're chasing free things to do. You'll find Kihei Regional Park in Kihei. There are plenty more places to discover in the area, including Wailea Beach, Maui Ocean Center and Maalaea Harbor.