| Ice Ages (First Books) | Roy A. Gallant | 0531049124 | Acceptable | $0.69 |
| Monster Dinosaur | Daniel Cohen | 0397319533 | Good | $0.79 |
| Looking At-- Vulcanodon: A Dinosaur from the Jurassic Period (The New Dinosaur Collection) | Heather Amery | 0836813502 | Good | $1.10 |
| When Dinosaurs Ruled the Earth (My First Dinosaur Library) | Dougal Dixon | 0836801520 | Acceptable | $1.00 |
| Digging Deeper: Investigations into Rocks, Shocks, Quakes, & Other Earthly Matters | Sandra Markle | 0688059864 | Acceptable | $0.69 |
| Sea monsters of long ago | Millicent Ellis Selsam | 0590075675 | Acceptable | $0.69 |
| Prehistoric Animals | Daniel Cohen | 0385234171 | Acceptable | $0.69 |
| Disastrous Volcanoes: A First Book | Melvin Berger | 0531043290 | Good | $0.89 |
| Woolly Mammoth (Dinosaur Lib Series) | Ron Wilson | 0865922039 | Acceptable | $0.69 |
| Monsters in the Earth: The Story of Earthquakes | Charles E. Mercer | 0399206426 | Acceptable | $0.69 |
| Disastrous Earthquakes: A First Book | Henry Gilfond | 053104324X | Good | $0.89 |
| Sea monsters of long ago | Millicent Ellis Selsam | 0590075675 | Acceptable | $0.38 |
| Prehistoric Animals | Daniel Cohen | 0385234171 | Acceptable | $0.55 |
| Disastrous Volcanoes: A First Book | Melvin Berger | 0531043290 | Good | $0.84 |
| My Life with the Dinosaurs: My Life with the Dinosaurs | Czerkas | 0671634542 | Good | $1.58 |
| Global Jigsaw Puzzle: The Story of Continental Drift | Irene Kiefer | 0689306210 | Good | $0.67 |
| Disastrous Earthquakes: A First Book | Henry Gilfond | 053104324X | Good | $0.89 |
| Disastrous Earthquakes: A First Book | Henry Gilfond | 053104324X | Good | $0.36 |
| My Life with the Dinosaurs: My Life with the Dinosaurs | Czerkas | 0671634542 | Good | $1.58 |
| Monster Dinosaur | Daniel Cohen | 0397319533 | Good | $0.17 |
| Disastrous Earthquakes: A First Book | Henry Gilfond | 053104324X | Good | $0.36 |
| Physical Geography Today: A Portrait of a Planet | Robert A. Muller, Theodore M. Oberlander | 0075544350 | Good | $0.79 |
| The Perfect Storm: A True Story of Men Against the Sea | Sebastian Junger | 006101351X | Very Good | $0.25 |
| Trapped in Tar: Fossils from the Ice Age (A Junior Library Guild Selection) | Caroline Arnold | 089919415X | Good | $0.01 |
| Dinosaur Dinners (First Book) | Shaaron Cosner | 0531200116 | Acceptable | $0.79 |
| The Dinosaur Encyclopedia | Michael Benton | 0671510460 | Acceptable | $0.01 |
| Making of a Continent | Ron Redfern | 0812910796 | Very Good | $2.01 |
| The Perfect Storm: A True Story of Men Against the Sea | Sebastian Junger | 006101351X | Very Good | $0.39 |
| The Perfect Storm: A True Story of Men Against the Sea | Sebastian Junger | 006101351X | Very Good | $0.48 |
| Physical Geology | Charles (Carlos) C Plummer, David McGeary, Diane Carlson | 0072402466 | Good | $1.28 |
