11am–5pm Fall Festival & Car Show Ages: AllCraft & DIY Festivals Jefferson Valley MallYorktown Heights
12:30pm 2pm 3:30pm Planetarium Shows at Hudson River Museum Ages: AllArt Attractions Hudson River MuseumYonkers
1–11pm Eastchester Columbus Day Carnival Ages: AllAttractions Festivals Lake Isle Country ClubEastchester
1–4pm Orangetown Museum Exhibition: Creating Community 1950 Ages: 3 and upArt Community The Orangetown Historical Museum & ArchivesOrangeburg
6:30–10pm The Haunt at Wildcliff Mansion Ages: 9 and upCommunity Halloween Hudson Park Children’s GreenhouseNew Rochelle
6:30–10pm The Haunt at Wildcliff Mansion Ages: 5 and upHalloween Holiday The Haunt at Wildcliff MansionNew Rochelle
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10am–6pm Brick-or-Treat at LEGOLAND® New York Ages: AllAttractions Halloween LEGOLAND New York ResortGoshen
Noon–6pm Eastchester Columbus Day Carnival Ages: AllAttractions Festivals Lake Isle Country ClubEastchester
6–6:45pm Family Storytime with Mr. Frank Ages: 3 – 4 Haverstraw King’s Daughters Public Library, Main BranchGarnerville
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10am–2pm Orangetown Museum Exhibition: Creating Community 1950 Ages: 3 and upArt Community The Orangetown Historical Museum & ArchivesOrangeburg
10:30–11:15am Sensory Play @ the Village Branch Ages: 4 and underFree Haverstraw King’s Daughters Public Library Village BranchHaverstraw
10:30–11am Tales & Tunes Ages: 2 and under Haverstraw King’s Daughters Public Library, Main BranchGarnerville
2–2:30pm Tales & Tunes Ages: 2 and underBooks & Readings Free Haverstraw King’s Daughters Public Library, Main BranchGarnerville
4:30–5:30pm Game On! @ the VILLAGE BRANCH Ages: 5 – 12Free Haverstraw King’s Daughters Public Library Village BranchHaverstraw
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10:30–11:15am Stories & Crafts with Miss Cheryl Ages: 3 – 4Free Haverstraw King’s Daughters Public Library, Main BranchGarnerville
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10–11am Farm Friends Ages: 3 – 8Classes Environment Hilltop Hanover Farm & Environmental CenterYorktown Heights
6–6:30pm Music & Movement with Miss Fran Ages: 4 and underFree Haverstraw King’s Daughters Public Library, Main BranchGarnerville
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10am–2pm Orangetown Museum Exhibition: Creating Community 1950 Ages: 3 and upArt Community The Orangetown Historical Museum & ArchivesOrangeburg
10:30–11:15am Playtime Storytime Ages: 4 and under Haverstraw King’s Daughters Public Library, Main BranchGarnerville
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Brooklyn Paper Officials break ground on second phase of Kingsland Commons, bringing hundreds of affordable homes to Greenpoint