About this 3D model

This Model was part of the Lost in the Swamp Kickstarter https://www.kickstarter.com/projects/stratationdesign3d/lost-in-the-swamp-3d-printable-game-terrain-and-creatures There are three parts: the House (p1), the Pontoon (p2) and the Staircase (p3).The staircase will need supports.