Pi Day at CAMP Boston

Celebrating everyone's favorite irrational number is as easy as 1, 2, 3.1415926535897 on Pi Day (Mar. 14). Book a Pi Day slime bar appointment at CAMP Boston in the Burlington Mall, and you and your family can choose from three exclusive Pi Day-inspired slime recipes—Sticky Key Lime, Buttery Pumpkin, or Fluffy Banana Cream Pi—and four math-inspired topping options. There will also be free pizza Pi and hands-on STEM activities like slime-making, beaded friendship bracelet crafting, face painting, temporary tattoos, and more. It’s completely free, but registration for timed entry is necessary.