I done this at home but this is for college.
Also I have to observed Eye by M.C. Escher: http://www.mcescher.com/gallery/most-popular/eye/ and draw it.
Copyright to:
Eye copyright to M.C. Escher.
Artwork copyright to http://j-r-m-n-k-e.deviantart.com/ .
You may not use this work for any purposes.