| Quiz ID | Author | Title | Book Level | Points |
|---|---|---|---|---|
| 62 EN | O'Brien, Robert C. | Mrs. Frisby and the Rats of NIMH | 5.9 | 9.0 |
| 15536 EN | O'Connor, Barbara | Soldiers' Voice: The Story of Ernie Pyle, The | 6.6 | 2.0 |
| 7382 EN | O'Connor, Jane | Molly the Brave and Me | 2.5 | 0.5 |
| 7241 EN | O'Connor, Jane | Sir Small and the Dragonfly | 1.4 | 0.5 |
| 7244 EN | O'Connor, Jane | Teeny Tiny Woman, The | 1.4 | 0.5 |
| 9260 EN | O'Connor, Jim | Comeback! Four True Stories | 4.5 | 1.0 |
| 6425 EN | O'Connor, Jim | Jackie Robinson and the Story of All-Black Baseball | 4.1 | 1.0 |
| 415 EN | O'Connor, Jim/Jane | Ghost in Tent 19, The | 2.3 | 1.0 |
| 25966 EN | O'Dell, Scott | Alexandra | 5.6 | 5.0 |
| 9999 EN | O'Dell, Scott | Amethyst Ring, The | 6.1 | 10.0 |
| 104 EN | O'Dell, Scott | Black Pearl, The | 6.5 | 4.0 |
| 555 EN | O'Dell, Scott | Black Star, Bright Dawn | 4.3 | 4.0 |
| 29764 EN | O'Dell, Scott | Carlota | 5.1 | 4.0 |
| 45 EN | O'Dell, Scott | Island of the Blue Dolphins | 6.4 | 7.0 |
| 5077 EN | O'Dell, Scott | My Name Is Not Angelica | 6.5 | 4.0 |
| 385 EN | O'Dell, Scott | Sarah Bishop | 6.2 | 7.0 |
| 244 EN | O'Dell, Scott | Sing Down the Moon | 6.3 | 4.0 |
| 390 EN | O'Dell, Scott | Streams to the River, River to the Sea | 6.1 | 7.0 |
| 7881 EN | O'Dell, Scott | Thunder Rolling in the Mountains | 5.9 | 5.0 |
| 5300 EN | O'Dell, Scott | Zia | 5.2 | 5.0 |
| 14964 EN | O'Grady, Scott | Return with Honor | 7.3 | 10.0 |
| 25883 EN | O'Grady/French, | Basher Five-Two | 6.7 | 5.0 |
| 65215 EN | Ogren, Cathy Stefanec | Adventures of Archie Featherspoon, The | 3.8 | 0.5 |
| 516 EN | O'Hara, Mary | My Friend Flicka | 8.2 | 18.0 |
| 69079 EN | Ohno/Richardson | Journey: The Autobiography of Apolo Anton Ohno, A | 7.1 | 8.0 |
| 36036 EN | Okimoto, Jean Davies | To JayKae: Life Stinx | 5.0 | 9.0 |
| 21631 EN | Olson, Gretchen | Joyride | 4.9 | 7.0 |
| 36528 EN | Olson/Schwartz | Ask the Bones | 5.6 | 4.0 |
| 773 EN | Oneal, Zibby | Language of Goldfish, The | 6.3 | 7.0 |
| 11424 EN | Oneal, Zibby | Long Way to Go: A Story of Women's Right to Vote, A | 3.7 | 1.0 |
| 1794 EN | O'Neil, Karen | Health and Medicine Projects for Young Scientists | 8.8 | 4.0 |
| 58953 EN | O'Rourke, Frank | Burton and Stanley | 5.6 | 1.0 |
| 727 EN | Orwell, George | Animal Farm | 8.8 | 6.0 |
| 74979 EN | Osborn, Shane | Born to Fly...U.S. Navy Pilot Lt. Shane Osborn | 7.9 | 7.0 |
| 36046 EN | Osborne, Mary Pope | Adaline Falling Star | 4.6 | 4.0 |
| 59348 EN | Osborne, Mary Pope | After the Rain: Virginia's Civil War Diary | 4.6 | 2.0 |
| 14651 EN | Osborne, Mary Pope | Afternoon on the Amazon | 2.4 | 1.0 |
| 31058 EN | Osborne, Mary Pope | Buffalo Before Breakfast | 3.3 | 1.0 |
| 44894 EN | Osborne, Mary Pope | Civil War on Sunday | 3.4 | 1.0 |
| 20015 EN | Osborne, Mary Pope | Day of the Dragon King | 2.3 | 1.0 |
| 35832 EN | Osborne, Mary Pope | Dingoes at Dinnertime | 3.2 | 1.0 |
| 6311 EN | Osborne, Mary Pope | Dinosaurs Before Dark | 2.0 | 1.0 |
| 17563 EN | Osborne, Mary Pope | Dolphins at Daybreak | 2.0 | 1.0 |
| 51896 EN | Osborne, Mary Pope | Earthquake in the Early Morning | 3.3 | 1.0 |
| 17566 EN | Osborne, Mary Pope | Ghost Town at Sundown | 2.3 | 1.0 |
| 61516 EN | Osborne, Mary Pope | Good Morning, Gorillas | 3.3 | 1.0 |
| 68287 EN | Osborne, Mary Pope | High Tide in Hawaii | 3.4 | 1.0 |
| 25835 EN | Osborne, Mary Pope | Hour of the Olympics | 2.3 | 1.0 |
| 6327 EN | Osborne, Mary Pope | Knight at Dawn, The | 2.2 | 1.0 |
| 18727 EN | Osborne, Mary Pope | Lions at Lunchtime | 3.0 | 1.0 |
| 17578 EN | Osborne, Mary Pope | Midnight on the Moon | 2.0 | 1.0 |
| 10644 EN | Osborne, Mary Pope | Mummies in the Morning | 2.4 | 1.0 |
| 40138 EN | Osborne, Mary Pope | My Brother's Keeper: Virginia's Diary | 4.3 | 2.0 |
| 44821 EN | Osborne, Mary Pope | My Secret War: The World War II Diary of Madeline Beck | 5.5 | 4.0 |
| 10680 EN | Osborne, Mary Pope | Night of the Ninjas | 2.7 | 1.0 |
| 9291 EN | Osborne, Mary Pope | Pirates Past Noon | 2.2 | 1.0 |
| 18742 EN | Osborne, Mary Pope | Polar Bears Past Bedtime | 2.1 | 1.0 |
| 43682 EN | Osborne, Mary Pope | Revolutionary War on Wednesday | 3.5 | 1.0 |
| 58030 EN | Osborne, Mary Pope | Stage Fright on a Summer Night | 3.3 | 1.0 |
| 25224 EN | Osborne, Mary Pope | Standing in the Light: The Captive Diary of Catharine Carey... | 5.1 | 4.0 |
| 16303 EN | Osborne, Mary Pope | Story of Christopher Columbus: Admiral of the Ocean Sea, The | 5.3 | 2.0 |
| 14885 EN | Osborne, Mary Pope | Sunset of the Sabertooth | 2.6 | 1.0 |
| 64034 EN | Osborne, Mary Pope | Thanksgiving on Thursday | 3.3 | 1.0 |
| 31073 EN | Osborne, Mary Pope | Tigers at Twilight | 3.0 | 1.0 |
| 70044 EN | Osborne, Mary Pope | Time to Dance: Virginia's Civil War Diary, A | 5.1 | 2.0 |
| 31065 EN | Osborne, Mary Pope | Tonight on the Titanic | 3.1 | 1.0 |
| 47830 EN | Osborne, Mary Pope | Twister on Tuesday | 3.2 | 1.0 |
| 20050 EN | Osborne, Mary Pope | Vacation under the Volcano | 2.1 | 1.0 |
| 24935 EN | Osborne, Mary Pope | Viking Ships at Sunrise | 2.0 | 1.0 |
| 57569 EN | Osborne, Will/Mary | Dinosaurs: A Nonfiction Companion to Dinosaurs Before Dark | 5.0 | 1.0 |
| 57573 EN | Osborne, Will/Mary | Knights and Castles: A Nonfiction Companion...The Knight at Dawn | 5.1 | 1.0 |
| 51906 EN | Osborne, Will/Mary | Pirates | 4.9 | 1.0 |
| 61523 EN | Osborne, Will/Mary | Rain Forests: A Nonfiction Companion to Afternoon on the Amazon | 4.8 | 1.0 |
| 61525 EN | Osborne, Will/Mary | Space: A Nonfiction Companion to "Midnight on the Moon" | 5.1 | 1.0 |
| 61528 EN | Osborne, Will/Mary | Titanic: A Nonfiction Companion to "Tonight on the Titanic" | 5.1 | 1.0 |
| 73016 EN | Osborne, Will/Mary | Twisters and Other Terrible Storms...Twister on Tuesday | 4.8 | 1.0 |
| 80071 EN | Osborne/Boyce | Ancient Greece and the Olympics...Nonfiction Companion..Olympics | 4.4 | 1.0 |
| 73009 EN | Osborne/Boyce | Dolphins and Sharks...Companion to Dolphins at Daybreak | 5.1 | 1.0 |
| 857 EN | Osinski, Alice | Andrew Jackson | 7.8 | 2.0 |
| 881 EN | Osinski, Alice | Franklin D. Roosevelt | 7.7 | 2.0 |
| 877 EN | Osinski, Alice | Woodrow Wilson | 7.8 | 2.0 |
| 9941 EN | Otfinoski, Steven | Oprah Winfrey: Television Star | 6.5 | 1.0 |
| 2494 EN | Ouriou/Johnston | Love Ya Like a Sister | 6.1 | 10.0 |
| 28915 EN | Owens/Helmer | Football (Game Plan) | 6.9 | 2.0 |