Disney offers big discount tickets for Disney World to military family and in-state residents.
Check area resorts and hotels for special offers when planning the Best Deal Disney Vacation for your family.
You can buy items from there, make goodie bags, and then leave them on the pillows before you leave for the park.
The cheaper option is to figure out which park you are going to be at each day and then buy tickets for just that park.
To save a little money on the best Disney World character dining experience try to go at breakfast or lunch. They are cheaper than dinner plus you still get the same characters and quality of food.