Weather to Fly for Sports Pilots by Paul Hamilton (DVD)
80 minute DVD including weather interpretation, forecasting local conditions, recognizing weather trends and more. Comes with 44 page booklet with worksheets.
The BHPA Pilot Handbook: The Complete Guide to Paraglider and Hang Glider Training and Advancement by Mark Dale (Paperback)
Comprehensive guide with great step-by-step details from the British Hang Gliding & Paragliding Association