To download this calendar, to iCal, here is the link to sync it.
https://calendar.google.com/calendar/ical/campbell.k12.va.us_mh0nb2fu60b975qv7ljnb3lrq0%40group.calendar.google.com/public/basic.ics
https://calendar.google.com/calendar/ical/campbell.k12.va.us_mh0nb2fu60b975qv7ljnb3lrq0%40group.calendar.google.com/public/basic.ics