VOLUSIA COUNTY, Fla. – Polk County Schools and Volusia County Schools will require face coverings on campus when students return amid the COVID-19 pandemic.Face coverings will be required for Polk County students K-12 when they are on school grounds or on district-provided transportation.[RELATED: Everything you need to know about Polk County’s back-to-school plan]This does not include when a student is involved in an activity when a face covering would not be appropriate.District officials said school employees will help students with the new safety measure.The district will also grant exemptions to students with medical waivers.[RELATED: Everything you need to know about Volusia County’s back to school plan]School officials in Volusia.