Grassy Knees is a family activity directory for infants through teens across America’s 42 largest metro areas. Every listing links to the organizer’s own page and shows when we last verified it—so parents can plan this weekend with less guesswork.
Founder: Zefeng Chen · https://x.com/whysugarsweet
iOS: https://apps.apple.com/app/id6822364578
Android: https://play.google.com/store/apps/details?id=com.grassyknees.app