3D model used by Alice, a 3D programming environment designed for educational purposes; saved in a compressed 3D mesh format can include vertices, edges, and polygons; may be viewed and edited as a three-dimensional object within Alice. Alice can import several 3D file formats, including .DWG, .DXF, .ASE, and .AI files. However, these files must be converted to the A2C format in order to be edited with Alice.