Below are some useful websites for students and licensed jumpers to help with training and education:
USPA.ORG The U.S. Parachute Association, lots of good stuff on their website.
SkydiveSchool.org A great tool for preparing for your first skydive. Self study to become more familiar with the equipment and procedures ahead of time!
http://www.uspa.org/SIM.aspx The Skydiver’s Information Manual
http://www.uspa.org/SIM/Read/Section4/tabid/166/Default.aspx The Integrated Student Program
http://www.uspa.org/SIM/Read/Section6/tabid/169/Default.aspx#1072 Section 6-10 Canopy Flight Fundamentals (required reading for the USPA B License)
http://www.uspa.org/SIM/Read/Section6/tabid/169/Default.aspx#1073 Section 6-11 Canopy Flight Fundamentals (required canopy training for the USPA B license)
http://www.uspa.org/USPAMembers/Downloads/tabid/84/Default.aspx#2271 Video examples of the AFF freefall jumps and other media presentations.
dropzone.com Good classified section, be careful in the forums! You can get good info and bad there!
http://parachutistonline.com/safety_training The Safety and Training Section of Parachutist magazine
http://www.omniskore.com/freefall_drift2.html A freefall drift simulator that clearly shows why freeflyers need to exit after slower flyers.