Park Supervisor/I - Paperbackby Passbooks (Compiled by) The Park Supervisor I Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: supervision; educating and interacting with the public; maintenance of buildings and equipment; operation of park facilities; installation, maintenance