Things to do
Photograph: Courtesy National Museum of Mathematics
Toddlers and preschoolers can learn about patterns, numbers, shapes and more at this weekly program. The little ones can listen to a math-themed story, and join in on songs and activities based on different mathematical themes. From 2:45 to 3:30pm, the event is for ages 2 and 3 and from 3:30 to 4:15pm, the event is for ages 4 and 5. Registration required. Ages 2 to 6.