| 作者 (Author) | Osborne, Mary Pope |
| Summary: The magic tree house takes Jack and Annie to Antarctica to search for the fourth secret of happiness for Merlin. Book #40 | |
| 等级 (MML) | MM Level-3.4 |
| 年级 (IL) | Medium Grades (MG 4-8) |
| 字数 (Words) | 12547 |
| 类型 (Fiction) | Fiction |
| 系列 (Series) | Magic Tree House; Magic Tree House: Merlin Missions; Stepping Stone; |
| Topic: Animals-Penguins; Continents-Antarctica; Fantasy/Imagination-Magic; Recommended Reading-IRA/CBC Choice; Recommended Reading-Atlantis Subscriptions; Recommended Reading-Reading Rockets; Science Fiction-Time Travel; | |
