Cell Decomposition: The Case Two Moving Disks in the Plane (based on the following paper, available in the DIS library: Schwartz
and Sharir, On the Piano Movers' Problem: III. Coordinating the Motion
of Several Independent Bodies: The Special Case of Circular Bodies
Moving Amidst Polygonal Barriers, The International Journal of Robotics
Research, vol. 2, no. 3, pp. 46-75, 1983)
The Manipulation Planning Problem (slides without videos, zip file with slides and videos)
On the Complexity of the Car Parking Problem (based on these tutorial notes, also valid for lectures 6 and 7)
Lie Algebra Combinatorics: The Case of the Trailer-Truck