your definatly going to want a Fast Pass for Space Mountain ( worth it ), Splash Mountain (HIGHLY reccomended), Big thunder Mountain ( worth it ). FP is Also available for Peter Pan , Winnie the Pooh , Jungle Cruise, Stitchs great Escsape(you dont need it here ) , and Buzz LightYears Spin.
At Epcot : Soarin' ( HIGHLY reccomended ) , Test Track ( worth it ), Mission Space . Livin with the land ( you dont need it here ). Honey i shrunk the Audience, Malestrom @ Norway
At DHS : Tower Of Terror( Highly reccomended ) , Rockin Roller Coaster . ( Worth It ) , Star Tours, Voyage Of the Little Mermaid
At Animal Kingdom : Kilamanjaro Safari ( HIGHLY reccomended ) , Expedition Everest ( HIGHLY reccomended ) , Dinosaur , Its Tough to Be a Bug , Kali River Rapids , Primeval Whirl ( you dont need it here ) .
Fast Passes are very much Worth It . Just Remember youll have to wait 2 hours before you can get another one .. then you have a 1 hour Window to Use your fast pass . on MOST rides theylll let you in late but sometimes Not. and NO you cant get in early. if it says 215 - 315 you must wait till 215 . HAve fun !!!