Help set a Guinness World Record for the most cloth diapers changed simultaneously by taking part in the Great Cloth Diaper Change with your baby. There will be a party after the event with freebies and raffles. Enjoy food, beverages, music, and more.
Noon - 6 p.m., free, Diaper Lab, 200 Elm St. North, Cambridge. 617-764-0192. www.diaperlab.com