The most-challenged book series of 2012 was the 'Captain Underpants' books by Dav Pilkey. Former list-toppers 'ttyl' and 'The Hunger Games' are missing from the list entirely.
The 'ttyl' series by Lauren Myracle and 'The Color of Earth' by Kim Dong Hwa top the 2011 rankings of most challenged books.
Apple is making a leap into illustrated books today, adding more than 100 children’s book, photo, and cookbook titles to its iBookstore.
More than half of reported book challenges in 2009 came from two states: Texas and Pennsylvania.