This playlist contains the series of instructional videos that Ben Husthwaite prepared for Fieldsports Channel. It contains a lot of very good advice on how to hit specific targets, and also a great deal of information about the fundamentals of clay shooting.
The CPSA have an ongoing YouTube series demonstrating how to hit different types of targets, check them out if you want some tips on how to improve your shooting.
The Clay Pigeon Shooting Association is the go-to place for anything relating to this sport. Discounted membership is offered to individuals in full time education, which provides access to insurance cover for shooting activities. Members also get the monthly Pull! magazine which features information on registered competitions and shooting grounds around the UK - great if you want to find somewhere to participate when at home during the holidays.