Play yards and methods of operating the same are disclosed. An example play yard includes a collapsible upper frame, a collapsible lower frame, and posts to support the upper frame above the lower frame. The posts include respective tracks. The example play yard also includes an enclosure operatively coupled to the upper frame, the lower frame and the posts. The enclosure defines an enclosure volume. The enclosure has a plurality of corner beads dimensioned for receipt in respective ones of the tracks to secure the enclosure to the posts.