| GMD | BOOK |
| Classification | 551 COL |
| Publisher | New York, Scholastic, 1987 |
| Subject | Big BooksEarth - Internal structure.EnglishGeologyMineralsPhysical geologyRocksThe EarthVolcanoes |
| Topic | Non Fiction |
| Series | The Magic School Bus |
| Description | 40 p. : col. ill. ; 38 x 46 cm. |
| ISBN | 0590727826 |