E3 2012: Wii U's "GamePad" Revealed - IGN
Nintendo Wii U Trailer (E3 2011) - YouTube
What's Noteworthy About Wii U's New Controller - IGN
Wii U: Nintendo unveils its new console at E3 2011 | E3 2011 | The Guardian
E3 2012: Have A Look At The New Wii U Tablet Controller
E3 2011: Nintendo Wii U Preview
E3 2011: Wii U tablet limited to one per console - GameSpot
Wii U - Wikipedia
E3 2011: Nintendo Wii U Controller - First Look
Wii U - Wii Fit U E3 Trailer - YouTube
Nintendo reveals new Wii U details ahead of E3 | Ars Technica
Nintendo Wii U E3 2011 Hands-On Preview | GameGrin
E3 2011: Nintendo Wii U - All You Need to Know, Video and Photos Included
Hands On the New Nintendo Wii U at E3 | WIRED
DF Retro EX: Nintendo's Last E3 Press Conference - Wii U at E3 2012 - YouTube
E3 2011: Nintendo Wii U First Take - CNET
Nintendo Announces The Wii U At E3 | TechCrunch
E3 For Families: Nintendo's Wii U | WIRED
Wii U controller images leaked online ahead of E3 2012 | Technology News
We play Super Smash Bros. for Wii U【RN24@E3】 | SoraNews24 -Japan News-
E3 2011: Nintendo Wii U First Take - CNET
E3: Nintendo Wii U concept trailer - YouTube
/cdn.vox-cdn.com/uploads/chorus_image/image/6989023/screen_shot_2013-01-23_at_8.46.01_am.0.png "New 3D Mario, Mario Kart, Wii Party titles in development for Wii U, will be shown off at E3 2013 - Polygon")
New 3D Mario, Mario Kart, Wii Party titles in development for Wii U, will be shown off at E3 2013 - Polygon
I've compared the prototype E3 gamepad against the retail version. Nintendo did make some changes after the E3 in 2011 when they exhibited the console. : r/wiiu
Wii U at E3 2012: first hands-on | Wii U | The Guardian
