Bit-tech has published a very interesting article about this matter.
All you need is a small amount of sand and ...
http://www.bit-tech.net/hardware/cpus/2010/06/10/how-to-make-a-cpu-from-sand-to-shelf/1
All you need is a small amount of sand and ...
http://www.bit-tech.net/hardware/cpus/2010/06/10/how-to-make-a-cpu-from-sand-to-shelf/1