Learning materials for Dependent Origination (Paṭiccasamuppāda) in Theravada Buddhism
Here's a few of resources from our tradition:

http://www.aimwell.org/dependentorigination.html - a book by the Mahasi Sayadaw, one of Burma's greatest meditation teachers

https://www.youtube.com/watch?v=n_llBSCXt6c - a video by me, some monk from the Internet

http://www.sirimangalo.org/teachings/lessons-in-practical-buddhism/practical-dependent-origination/ - a written piece based on the above video.

You'll find a lot of stuff centring on the debate over three-life/one-life, which is terribly unhelpful, IMO. Here's a piece I appreciated from one of Thailand's top scholar monks:

http://www.dhammatalks.net/Books3/Payutto_Bhikkhu_Dependent_Origination.htm

Edit: here's something I wrote about practical application of PS:

http://yuttadhammo.sirimangalo.org/2009/07/three-teachers-or-buddhist-addiction.html