9am–4pm White Plains Road Farmers Market & DOT NYC Open Streets Ages: 5 – 8Caribbean Community Williamsbridge
9am–5pm Eastcoast National Baseball Card Show Ages: AllExpo Sports Westchester County CenterWhite Plains
10am–7pm New York Renaissance Faire Ages: AllAttractions Festivals New York Renaissance FaireTuxedo Park
10am–7pm LEGO DREAMZzz: Agents Wanted Event Ages: AllAttractions LEGOLAND Discovery Center WestchesterYonkers
Noon–4pm Family Art Workshop: Sculpto-Pictoramas Ages: 5 and upArt Classes Hudson River MuseumYonkers
Noon–4pm Family Science Workshop: Tiny but Mighty Plant Cells Ages: 9 and upArt Attractions Hudson River MuseumYonkers
1–2:30pm Harvest + Craft: Nail Polish Ages: 5 – 12Classes Craft & DIY Hilltop Hanover Farm & Environmental CenterYorktown Heights
1:30–3:30pm Playland’s New Historical Ferry Tour Along Westchester’s Sound Shore Ages: AllTours Rye PlaylandRye
3–4pm Tween Writers Workshop Ages: 9 – 12 Haverstraw King’s Daughters Public Library, Main BranchGarnerville
Sept. 21, 10 am Tree Journals: Exploring the Life of Trees at the Hudson Park Children’s Greenhouse Hudson Park Children’s Greenhouse