How old are the kids?
Well, breakdown of the parks and resorts:
Magic Kingdom :
for the younger set--- Crystal Palace with Pooh and Friends
for older kids-- Liberty Tree Tavern character dinner
for a light lunch-- Plaza Restaurant
for counter service-- Cosmic Rays
Epcot:
if it is open--- Garden Grill
if not-- San Angel Inn
counter service--- for the adventurous-- Cantina de San Angel or Yakitori House
for standard fare-- either Electric Umbrella or Liberty Inn
Disney MGM:
Sci Fi Dine In or Prime Time Cafe
counter service--- I am not much on the counter service here, but if pushed to pick, I would go with ABC Commissary
Animal Kingdom:
Full service: there is only one, and that is Rainforest Cafe
Counter service: Tusker House and sit outside so the kids can see the African Acrobats, or if you are over by Dinoland: Flametree BBQ, and sit down where they can see the water and the construction of Expedition Everest.
Resorts:
For breakfast:
Character meal, if you have girls or young ones: 1900 Park Fare (food is fantastic here)
Character meal, if you like Mickey: Chef Mickey's
Non character meal: Whispering Canyon at WL
Lunch:
ESPN Club, especially if you have boys
Grand Floridian Tea, if you have girls
Whispering Canyon
Dinner:
Cape May Cafe at the BC
'Ohana
Whispering Canyon
Hope you have a great time!