School District of Philadelphia February 3, 2022 8:25 am Philadelphia School District Updates COVID Mask Guidance The Philadelphia School District has implemented changes to its mask guidance policy. Students will have to wear either a KN95, N95, or a three-ply disposal mask starting next week. US & World Videos 1:30 Mask Mandate Returns to Philly Public Schools, for Now 0:32 Students in Philly, Camden Public Schools Must Mask to Start 2023 0:28 Camden Public School Students to Return Masked After Winter Break 1:45 Health Officials Want People to Mask Up During the Holiday Season 9:54 A Survival Story at Sea: The Lineup