Here is something new. Our Mathematica notebook can find defect-free spherical four-bar linkages that guide a body through five orientations in a tolerance zone near a specified set of task orientations.
Entering UCI engineering students designed, built, and tested RC controlled soccerbots. They competed three on three at the end of the Fall 2010 quarter. This video may be a little over the top, but it does capture the fun.
I am pleased to say that the second edition of my book, Geometric Design of Linkages, is now available, and I have to express my sincere gratitude to my co-author GimSong Soh, who helped make it happen.
You can find more information at the Springer Verlag web-page, GDL on Springer.com.
It is also already on Google Books, you can see it at the link GDL on books.google.com.