Families with children ages 8 to 12 years are invited to paint Halloween scenes on the windows of downtown businesses, beginning at 10:00 am. Families must preregister to paint windows by calling 654-2116. A mask-making workshop geared for younger children will take place in Library Green. In the event of rain, the workshop will take place at 10:00 am in the New Rochelle Public Library’s Meeting Room. Free.