You didnt mention Sea World. They just opened up a new coaster Manta which is awesome.If you like skydiving you can try skyventure on International Drhttp://skyventureorlando.com/There is also Magical Midwayhttp://www.magicalmidway.com/You can try this website for other Christmas events going on around Orlando.http://www.christmasinorlando.com/
Visit Gatorland or take an airboat ride. Both are plenty of fun.