Hi Shareefah!
You and your family are in for a real treat getting to enjoy your first family Disney Vacation. Each theme park has their own great attractions to make each the best choices for your family.
The Magic Kingdom will wow your boys with classics like Buzz Lightyear, the Tomorrow Land Speedway, Space Mountain, Pirates of the Carribean, Splash Mountain and many more possibilities for excitement in it's gorunds.
Disney's Hollywood Studios will wow you with Star Wars, Indian Jones, Lights, Motors, Action Extreme Stunt Show, Jouney into Narnia and more!
Disney's Animal Kingdom theme park is divided into 7 areas: Oasis, Discovery Island, Camp Minnie-Mickey, Africa, Rafiki's Planet Watch, Asia, Dinoland, U.S.A. made for discovery, education and entertainment. Not to mention some great rides and tours that will explore the Pangani Forest, Maharajah Jungle, the Kilimanjaro and Mount Everest.
Finally Epcot...explore countries of the world without leaving Disney World. The World Showcase highlights the foods, cultures and entertainment of countries like Canada, Mexico, Germany, Italy, Japan, the United States and many more which are found just beyond Future World. Future World is where you will be thrilled by rides like Soarin', Test Track, Mission Space and Spaceship Earth.
The best answer I can give you for which theme pars would be best suitable? All of them!!
Have a very magical time and enjoy the, "Happiest Place on Earth!"
Carrie