The Wizards' Ordinary Magic and Basic Aptitude Test (or W.O.M.B.A.T.) is a series of tests administered by the Wizarding Examinations Authority, concerning a variety of subjects. The W.O.M.B.A.T.s, unlike the O.W.L.s or the N.E.W.T.s, consist exclusively of written papers. Therefore W.O.M.B.A.T.s could be sat by Muggles as well as wizards and witches, although the Wizarding Examinations Authority does not believe that any Muggle would have the degree of inner knowledge required to achieve a pass. The W.O.M.B.A.T.s test whether the sitter is able to exist safely and effectively within the magical world. A W.O.M.B.A.T. usually takes twenty-five minutes to complete, although more advanced levels (such as Grade 3) take more time; thirty-five minutes. The Ministry takes a few days to mark every