1. You have to login to see anything.

2. It reproduces what we already have.

3. Users don’t learn anything about HTML, JavaScript, and CSS by adding applications.

4. You don’t own the URL for your profile.

5. You don’t own what you do.

6. The applications are toys.

7. The applications don’t interact with each other.

8. You can’t customize the look.

9. The RSS output is limited.

10. It feels too group-oriented.

According to Web Worker Daily.

1 - Talented and Gifted
Dallas

2 - Science/Engineering Magnet
Dallas

3 - Stanton College Prep
Jacksonville

4 - Jefferson County IBS
Irondale, Alabama

5 - Suncoast Community
Riviera Beach, Florida

6 - BASIS Charter
Tucson, Arizona

7 - International Academy
Bloomfield Hills, Michigan

8 - City Honors
Buffalo, NY

9 - Preuss UCSD
La Jolla, California

10 - Academic Magnet
North Charleston, South Carolina

According to Newsweek, via MSNBC.