Since they weren't in the list:

DC Nation Shorts
May 5, 2012 - Animal Man #03 - Beach / Animal Man #04 - City
May 5, 2012 - DC's World's Funnest #01
May 12, 2012 - New Teen Titans #17 - Blackfire's Babysitter
May 12, 2012 - Mad Presents - Superfriends
May 19, 2012 - Vibe #01 - Enter Extreme-O (Part 1)
May 19, 2012 - Vibe #02 - Enter Extreme-O (Part 2)
May 26, 2012 - Sword of the Atom #01
May 26, 2012 - S.B.F.F. #01 - Name Game