Abstract: Prefabricated elements for a quick assembling of buildings and building works in general. Said elements are realized in the form of plinths, beams, rooms, staircases, roofs, floors and panels provided with a base by means of which said panel result to be independent for what concerns the stability, all of said elements being provided with a particular shape and with particular means so as to allow the assembling for the construction of a building of one or more floors, whereby the stability of said building is guaranteed, according to the different cases, by the own weight of the elements and/or by reinforcing means realized during the assembly.