Step by step guide on how to get Springfield Elementary?

The Building Guide and Walkthough is here: http://forum.ea.com/eaforum/posts/list/9043283.page

You'll have to scroll way down past the Whacking Day Guide part- the Building guide starts below that.

Here's a snippet containing the Pink House, Elementary School, and White house:

Pink House - $3,400 - 24 hour build time
Lisa prompts the building of the Pink House (24 hours) (The New Evergreen Terrace Pt. 6)

Required Level: 8
Required Quests:
1. Thrillhouse Pt. 2
2. The New Evergreen Terrace Pt. 5

Springfield Elementary - $10,500 (24 hour build)
Main Quests:
1. Lisa do next week's homework (24 hours) (We Do Need Yes Education Pt. 1)
2. Lisa prompts building of Springfield Elementary (24 hours) (We Do Need Yes Education Pt. 2)

Required Level: 8/9
Required Quests:
1. Thrillhouse Pt. 1
2. Like Father, Like Son) - Milhouse find Puppy Goo Goo
3. The Greatest Joke Ever Told - Ned Hold Emergency Bible Studies
4. The New Evergreen Terrace Pt. 6

White House - $7,700
Lisa prompts the building of the White House. (24 hours) (The New Evergreen Terrace Pt. 7)

Required Level: 9
Required Quests:
1. We Do Need Yes Education Pt. 2
2. The New Evergreen Terrace Pt. 6