A pet training apparatus and waste receptacle that allows a pet to simulate urinating outdoors in an indoors environment. A base frame supports a grated cover on which a permeable sheet is positioned. As a pet urinates, the urine is passes through the permeable sheet and through a plurality of openings in the grated cover. The urine is then collected in a receptacle positioned below the base frame. The permeable sheet includes a plurality of synthetic fibers in order to give the appearance of natural grass. An enclosure can be attached to the base frame, such that the together the enclosure and base frame form a pet crate in which the pet can urinate. A bed can also be placed on the permeable sheet in order to differentiate a sanitary area for the pet to rest. A splash guard prevents urine from leaving the confines of the grated cover.