Slides!
Big Huge Labs
Motivator
FotoFlexer
CK12 flexbooks
HistoryPin
Stich.It
Smore
Easel.ly
Aviary (and Aviary suite)
iNudge
Dipity
Timemaps
Tagxedo
Forisearch
Google Art Project
TinEye
Zamzar
Wilderness Downtown
Five dollar comparison
Bitstrips
Photofunia
Behold Flickr search interface
Ifttt