| Uh-oh Cleo: I Barfed on Mrs. Kenly by Jessica Harper - 2010 - 64 pages |
| Uh-oh, Cleo by Jessica Harper - 2008 - 64 pages |
| Uh-Oh, Cleo by Jessica Harper, Jon Berkeley - 2008 - 58 pages |
| Uh-oh, Cleo: Underpants on My Head by Jessica Harper - 2009 - 64 pages |
| Umi Egg Hunt (Team Umizoomi) by Golden Books - 2013 - 32 pages |
| Umkhuba by Cali Golf - 2011 - 36 pages |
| Un regalo bien envuelto by Thera S. Callahan - 2003 - 32 pages |
| Un tesoro enterrado by Jamie Suzanne, Francine Pascal, Carmen Bueno Bueno - 1990 - 143 pages |
| Uncharted Waters by Leslie Bulion - 2009 - 185 pages |
| Uncharted Waters by Leslie Bulion - 2009 - 185 pages |
| Uncharted Waters by Leslie Bulion - 2006 - 185 pages |
| Uncivil War by Franklin W. Dixon - 1991 - 154 pages |
| Unclaimed Treasures by Patricia MacLachlan - 1987 - 118 pages |
| Unclaimed Treasures by Patricia MacLachlan - 1987 - 118 pages |
| Under Alaska's Midnight Sun by Deb Vanasse, Jeremiah Trammell - 2005 - 32 pages |
| Under Shifting Glass by Nicky Singer - 2013 - 320 pages |
| Under the Bridge by Michael Harmon - 2012 - 272 pages |
| Under the Bridge by Michael B. Harmon - 2012 - 259 pages |
| Under the Green Hill by Laura L. Sullivan - 2010 - 320 pages |
| Under the Mermaid Angel by Martha Moore - 1997 - 176 pages |
| Under the mermaid angel by Martha A. Moore - 1995 - 168 pages |
| Under Town by Charles Ogden, Rick Carton - 2006 - 140 pages |
| Under Town by Charles Ogden, Rick Carton - 2004 - 140 pages |
| Under Wildwood by Colin Meloy - 2012 - 576 pages |
| Underdogs by Markus Zusak - 2011 - 512 pages |
| Underpants on My Head by Jessica Harper, Jon Berkeley - 2009 - 60 pages |
| Unique by Alison Allen-Gray - 2004 - 256 pages |
| Untitled Jacqueline Wilson by Jacqueline Wilson - 2011 - 304 pages |
| Up in the Tree by Margaret Atwood - 2006 - 32 pages |
| Upsetting Annie by Dandi Daley Mackall - 2007 - 117 pages |
| Use Your Head, Molly Malone! by Linda Lee Maifair - 1997 - 62 pages |