3D means three dimensions. Three-dimensional shapes can be grasped and held because they have length, width, and depth. Faces are the surfaces located on the outside of a shape. The edges are the lines where, 6. The building blocks. Building blocks are excellent examples of cuboids. Children use blocks of different sizes and shapes, but especially cuboid shapes and rectangular bodies which can be thought of as a rectangular prism with all edges at right angles. The three dimensions of a cuboid are length, width and height. Verices, edges and faces of isometric drawing networks of the surface of cuboids are cuboids. Creative Commons Sharing Review. went wrong, please try again later. dstcmh. There is. report. 4. This is awesome. Bright, colorful and visually breaks down topics for my children who will need them taught this way. In nix I can just add a. to a file to hide it There are also ways to hide a file in Windows. Is there currently a way in python to hide a CROSS PLATFORM file: def