Polar Bear at Treverton College, every Wednesday at 5am, every week, all year round. February 16, 2023 Polar Bear at Treverton College Compulsory for Grade 8s, and optional for anyone else! Leave your House, walk down to the Treverton College dam, jump in and swim across and back. #polarbear #boardingtraditions #kznschools #saprivateschool