• The middle school band, chorus and orchestra will perform a holiday concert at 6:30 p.m. at the high school auditorium.
• The high school chorus will perform a holiday concert at 7 p.m. in the auditorium.
• Members of the high school's Chamber Ensemble and String Orchestra will offer holiday performances at the middle and Centennial schools and the primary center today. Times are available on the district website or by calling the high school at 724-625-1581.
• The Mars Planet Foundation will meet at 6:30 p.m. in the district administration office, 545 Route 228. The nonprofit organization serves to develop, promote and finance educational programs, activities and projects within Mars School District.
Further dates and times can be found at the district's website, www.marsk12.org.