The following is a list of tutorials for Maxon Cinema 4D:
Updated 11/4
Mograph tutorials
Cloner
http://library.creativecow.net/articles/mylenium/MoGraph_cloning.php
News intro text
http://library.creativecow.net/barenblat_neal/Cinema-4D-News-Intro/1
http://library.creativecow.net/barenblat_neal/Cinema-4D-News-Intro-2/1
Sound Effector
http://library.creativecow.net/articles/mylenium/Mograph_beautiful_noise.php
Tracer
http://library.creativecow.net/articles/mylenium/Mograph_ipod.php
Creating Vines
http://library.creativecow.net/articles/mylenium/mograph_examples.php
Marbles
http://cg.tutsplus.com/tutorials/maxon-cinema-4d/create-a-dynamic-marble-simulation-using-mograph-in-cinema-4d/
http://www.cineversity.com/
Lynda.com
VTC
MISC
Xplode to shatter objects
Vector Objects into Cinema 4D