Another option is to divide the MK into lands and do 2 each day to minimize some walking and backtracking. Here's what we're planning on for our 2 days in MK (of course it can and will change between now and April as I continue to refine and second-guess myself!

)
MK Day 1: Fantasyland and Frontierland
- Peter Pan's Flight FASTPASS
- Dumbo the Flying Elephant
- New Great Goofini Roller Coaster.
- The Many Adventures of Winnie the Pooh
- Mad Tea Party
- Splash Mountain FASTPASS
- Country Bear Jamboree
- Tom Sawyer Island
- Splash Mountain
- Lunch: The Crystal Palace
- Mickey's PhilharMagic
- Snow White's Scary Adventures (if it's still open)
- Prince Charming Regal Carrousel
- Peter Pan's Flight
- it's a small world
- The Haunted Mansion
- Jungle Cruise FASTPASS (just in case we come back to the park in the evening and want something to ride before the parade)
- take the WDW Railroad from Frontierland Station back to Main Entrance and exit the park for afternoon nap/swim back at Poly
- dinner at Poly or WL
- watch Wishes from beach at Poly or re-enter MK to watch parade and Wishes from park
MK Day 2: Tomorrowland and Adventureland
- Buzz Lightyear's Space Ranger Spin FASTPASS
- Tomorrowland Speedway
- Astro Orbiter
- see PUSH, The Talking Trashcan
- Stitch's Great Escape? (even though we've heard it can be scary our daughter loves Stitch and should be ok)
- Buzz Lightyear's Space Ranger Spin
- Monsters, Inc. Laugh Floor
- Jungle Cruise FASTPASS
- The Pirate's League
- Lunch: Liberty Tree Tavern
- Pirates of the Caribbean
- Captain Jack Sparrow's Pirate Tutorial
- Enchanted Tiki Room
- Frontierland Shootin' Arcade
- Swiss Family Treehouse
- Jungle Cruise
- exit the park for afternoon nap/swim back at Poly
- no specific evening plans this night