Title  | Type | Author | AR Info
Level / Points | Awards |
| What Were The Twin Towers? | Fiction | O'connor, Jim | 5.9 / 1 | |
| What Were The Salem Witch Trials? | Fiction | Putra., By Joan H... | | ; |
| What Was The Underground Railroad? | Fiction | Mcdonough, Zeldis | 5.0 / 1 | |
| What Was The March On Washington? | Fiction | Kathleen Krull, T... | 6.1 / 1 | |
| What Was The Lewis And Clark Exp... | Fiction | George, Judith St | | |
| What Was The Hindenburg? | Fiction | Pascal, Janet B. | 5.4 / 1 | |
| What Was The Hindenburg? | Fiction | Pascal, Janet B | | |
| What Was The Gold Rush? | Fiction | Joan Holub, Tim T... | 4.6 / 1 | |
| What Was The First Thanksgiving? | Fiction | Holub, Joan | 5.0 / 1 | |
| What Was The Boston Tea Party? | Fiction | Kathleen Krull, L... | 5.9 / 1 | |
| What Was The Battle Of Gettysburg? | Fiction | Jim O'connor, Joh... | 5.8 / 1 | |
| What Was The Alamo? | Fiction | Pollack, Pam | 5.4 / 1 | |
| What Was The Age Of The Dinosaurs | Fiction | Stine, Megan | 5.5 / 1 | |
| What Was Pompeii? | Fiction | O'connor, Jim | 6.3 / 1 | |
| What Was Pearl Harbor? | Fiction | Deuth, Patricia | 5.4 / 1 | |
| What Was Pearl Harbor? | Fiction | Dumuth, Brennan | 5.4 / 1 | |
| What Was Hurricane Katrina? | Fiction | Koontz, Robin | | |
| What Was Ellis Island? | Fiction | Demuth, Patricia ... | 5.6 / 1 | |
| What Was D-Day? | Fiction | Demuth, Patricia ... | 5.8 / 1 | |
| What Waits In The Woods | Fiction | Scott, Kieran | 4.7 / 9 | |
| What Waits In The Water | Fiction | Scott, Kieran | 4.8 / 9 | |
| What Time Is It? | Fiction | Burns, Sheila Kee... | | |
| What Time Is It Mr. Crockodile | Fiction | Sierra, Judy | | |
| What Moms Can't Do | Fiction | Cushman, Douglas ... | | |
| What Makes Day And Night? | Fiction | Palmer, Chris Arv... | | |
