Abstract: The present invention, in one embodiment, is a model and/or related kit for practicing surgical protocols in the maxillary and/or mandibular arch. The model and related kit comprises a base in the shape of at least a portion of a maxillary dental arch or mandibular dental arch including a defect on the surface of the base. The model and related kit also comprises a multi-layer tissue model configured to overlay at least a portion of the base in a covering relationship with the defect and surrounding tissue. The multi-layer tissue model includes an adhesive gingival simulating layer attached to an adhesive connective tissue simulating layer. The adhesive connective tissue simulating layer is configured to adhere the multi-layer tissue model to the base.