Mess Fest (Sacramento Children’s Museum)

Prepare for kids to get dirty at Mess Fest at the Sacramento Children’s Museum on Saturday, August 29, 2026. Kids are encouraged to dress for messy fun in either a swimsuit, play clothes, or rain boots. There will be sticky, gooey, messy, and dirty fun. A wash-off station will be available. A change of clothes is also recommended.

This event is popular and will likely sell out. Pre-registration is required.