U

104169 EN U.S. Air Force Bombers Braulick, Carrie A. 3.1 0.5
104170 EN U.S. Air Force Fighters Braulick, Carrie A. 3.2 0.5
107846 EN U.S. Air Force Spy Planes Braulick, Carrie A. 3.7 0.5
104171 EN U.S. Army Helicopters Braulick, Carrie A. 3.2 0.5
107568 EN U.S. Army Humvees Kaelberer, Angie Peterson 3.2 0.5
107569 EN U.S. Army Infantry Fighting Vehicles Rustad, Martha E. H. 3.4 0.5
104172 EN U.S. Army Tanks Braulick, Carrie A. 3.2 0.5
68302 EN U.S. Capitol (Symbols of Freedom), The Schaefer, Lola 4.0 0.5
107847 EN U.S. Coast Guard Cutters Braulick, Carrie A. 3.6 0.5
71348 EN U.S. House of Representatives, The Dubois, Muriel L. 3.9 0.5
107570 EN U.S. Marine Corps Assault Vehicles Kaelberer, Angie Peterson 3.3 0.5
107571 EN U.S. Marine Corps Combat Jets Rustad, Martha E. H. 3.2 0.5
104173 EN U.S. Navy Aircraft Carriers Braulick, Carrie A. 3.3 0.5
107572 EN U.S. Navy Cruisers Rustad, Martha E. H. 3.6 0.5
107573 EN U.S. Navy Destroyers Rustad, Martha E. H. 3.5 0.5
104174 EN U.S. Navy Submarines Adamson, Thomas K. 3.3 0.5
71350 EN U.S. Presidency, The Dubois, Muriel L. 3.8 0.5
71351 EN U.S. Senate, The Dubois, Muriel L. 3.9 0.5
71349 EN U.S. Supreme Court, The Dubois, Muriel L. 4.3 0.5
12200 EN UFOs: True Mysteries or Hoaxes? Asimov, Isaac 6.5 0.5
61931 EN UFOs (X Science) Gorman, Jacqueline Laks 4.8 0.5
6649 EN Ugh Yorinks, Arthur 2.7 0.5
86097 EN Uglies Westerfeld, Scott 5.2 13.0
35269 EN Ugly Duckling, The Andersen/Pinkney 4.5 0.5
65244 EN Ugly Princess and the Wise Fool, The Gray, Margaret 6.0 4.0
868 EN Ulysses S. Grant Kent, Zachary 7.4 2.0
24974 EN Unclaimed Treasures MacLachlan, Patricia 4.0 3.0
7399 EN Uncle Elephant Lobel, Arnold 2.6 0.5
7194 EN Uncle Jed's Barbershop Mitchell, Margaree King 3.8 0.5
47253 EN Uncommon Champions: Fifteen Athletes Who Battled Back Kaminsky, Marty 7.6 5.0
14927 EN Uncovered! Weird, Weird Stories Jennings, Paul 3.1 4.0
5926 EN Under Alien Stars Service, Pamela F. 5.8 7.0
50167 EN Under Copp's Hill Ayres, Katherine 4.1 5.0
11744 EN Under the Blood-Red Sun Salisbury, Graham 4.0 8.0
6650 EN Under the Sea from A to Z Doubilet, Anne 6.2 1.0
7097 EN Under the Sweetwater Rim L'Amour, Louis 5.8 8.0
11450 EN Undercover Tailback Christopher, Matt 4.1 3.0
75174 EN Underground Macaulay, David 8.7 2.0
92 EN Understood Betsy Fisher, Dorothy Canfield 5.9 8.0
101894 EN Unexpected: 11 Mysterious Stories Williams, Laura E. 4.5 9.0
6947 EN Unfinished Portrait of Jessica Peck, Richard 4.9 5.0
18749 EN Unicorns Don't Give Sleigh Rides Dadey/Jones 3.6 1.0
25648 EN Unicorns Go Hawaiian, The Pascal/Suzanne 3.9 5.0
25164 EN United Nations, The Stein, R. Conrad 8.1 1.0
947 EN United Nations, The Stein, R. Conrad 6.0 1.0
112447 EN United States: A Question and Answer Book, The Spengler, Kremena 4.9 0.5
100286 EN United States Territories Thompson, Linda 8.0 1.0
62762 EN United Tates of America Danziger, Paula 4.4 4.0
20647 EN Until Angels Close My Eyes McDaniel, Lurlene 4.0 5.0
77275 EN Unwilling Umpire, The Roy, Ron 3.5 1.0
249 EN Up a Road Slowly Hunt, Irene 6.6 8.0
7699 EN Up & Down Spring, The Hurwitz, Johanna 4.2 2.0
5047 EN Up from Jericho Tel Konigsburg, E.L. 5.7 7.0
549 EN Up from Slavery Washington, Booker T. 8.2 13.0
6097 EN Up North at the Cabin Chall, Marsha 3.8 0.5
7400 EN Up North in Winter Hartley, Deborah 3.1 0.5
5394 EN Up to Bat Hughes, Dean 4.2 2.0
20297 EN Upchuck and the Rotten Willy Wallace, Bill 3.7 3.0
20298 EN Upchuck and the Rotten Willy: The Great Escape Wallace, Bill 3.4 3.0
394 EN Upon the Head of the Goat Siegal, Aranka 5.5 10.0
88683 EN Upstairs Mouse, Downstairs Mole Yee, Wong Herbert 3.0 0.5
143 EN Upstairs Room, The Reiss, Johanna 2.9 6.0
71905 EN Uranus (Our Galaxy and Beyond) Stille, Darlene R. 4.9 0.5
5912 EN Urban Roosts: Where Birds Nest in the City Bash, Barbara 5.6 0.5
68673 EN Uruguay Shields, Charles J. 8.2 1.0
1463 EN USA Berg, Elizabeth 8.5 2.0
1490 EN USA Berg, Elizabeth 6.0 0.5
25165 EN USS Arizona, The Stein, R. Conrad 6.3 1.0
7845 EN Utah McCarthy, Betty 8.4 3.0
15446 EN Utahraptor: The Deadliest Dinosaur Lessem, Don 6.6 1.0
13386 EN Ute (Native American People), The Doherty, Craig/Katherine 6.8 1.0
14600 EN Utterly Yours, Booker Jones Duffey, Betsy 4.0 3.