Hi there Cheree!
My son is six! He has a bunch of favorite rides so I'll let him tell you what he likes at the parks! All are below. Please make sure to check the Park Times Guide for character appearance locations, parade, and show times. I hope this helps with your planning. Thanks so much for asking the Moms Panel and have a great time at the Walt Disney World Resort!!!!
Magic Kingdom...
Buzz Lightyear's Space Ranger Spin, Monsters, Inc. Laugh Floor, Tomorrowland Speedway, The Many Adventures of Winnie the Pooh, Dumbo The Flying Elephant, Peter Pan's Flight, It's a Small World, and Pirates of the Caribbean If he's tall enough and adventurous, then hit Space, Big Thunder and Splash Mountains
Don't miss: Both Parades, Wishes Fireworks, and catch a Dream Along With Mickey Show!
Epcot...
Soarin', The Seas with Nemo and Friends, Test Track, Spaceship Earth, Innoventions, Journey into Imagination with Figment, and walking around some of the countries in World Showcase
Don't miss: Illuminations: Refections of Earth
Hollywood Studios...
Disney Junior on Stage with a new show opening in March 2011, Muppet Vision 3D movie, Toy Story Mania!, Star Tours (will be brand New and in 3D); If he's tall enough and adventurous, Rock-n-Roller Coaster, and Twilight Zone Tower of Terror
Shows: Indiana Jones Stunt Spectacular, Action! Extreme Stunt Show, Beauty and the Beast, “Disney Junior - Live on Stage!”
Don't miss: Fantasmic!
Animal Kingdom...
Kilimanjaro Safari, Festival of the Lion King, Kali River Rapids (Depends on his height), Finding Nemo - The Musical, Maharajah Jungle Trek, Pangani Forest Exploration Trail, The Boneyard, Triceratops Spin, If he's tall enough and adventurous Everest!
Shows: Festival of the Lion King, Finding Nemo - The Musical