For one of our assignments in college we had to model a 3D head, this was the first time I had modeled a head in 3D but I'm not dissappointed with the results. I started by making a two sided sketch and then using that as a reference in blender to model from.

I ended up using blenders sculpt tool and my pen tablet to create the nose:


After adding the materials and textures, this was the final result!