Wonderful Windsor for Kids Mystery Mission! Welcome to a world of mindbending mysteries, spellbinding secrets and maddening mistakes. The Sonomist’s Mystery Missions tease the brain and boggle the mind—all while revealing historical facts and amusing trivia about the towns of Healdsburg, Windsor and Sonoma. Wonderful Windsor for Kids is designed for kids ages 8-14. 8-10 year-olds may have more fun playing alongside an adult. Kids 11 and older will have a better time playing with a friend or competing in teams of two or more.