Abstract: A toy building is disclosed including a base member, a plurality of spaced posts are mounted on the base member and frictionally engaged with appropriately located projections. The support posts have channels in which projections extending from the base are gripped and also the ends of wall panels are engaged. The channels may have restricted zones which serve to engage the wall panels. A roof structure is superimposed over the posts and wall panels. The toy building may further include simulated overhead doors for the building, as well as, gas pumps, hoists and the like which are mounted on the base member.