[WDW92]

There are TONS of new rides/attractions at the World!!
Here are a few

Toy Story Mania(DHS)
American Idol: The Experience(DHS)
The Living Seas With Nemo and Friends(Epcot)
Test Track(Epcot)
Mission:SPACE(Epcot)
Mickey's Philharmagic(MK)

And then there's Animal Kingdom.

For fireworks:

Wishes(MK)
Illuminations: Reflections of Earth(Epcot)*This show is changing, but I don't know when!

For shows:

Fantasmic(DHS)

That's all I can think of for now.

Enjoy you're trip. You have some catching up to do!:)