| 作者 (Author) | Osborne, Mary Pope |
| Summary: When Merlin is weighed down by sorrows, Jack and Annie travel back to feudal Japan to learn one of the four secrets of happiness. Book #37 | |
| 等级 (MML) | MM Level-3.8 |
| 年级 (IL) | Lower Grades (LG K-3) |
| 字数 (Words) | 11384 |
| 类型 (Fiction) | Fiction |
| 系列 (Series) | Magic Tree House; Magic Tree House: Merlin Missions; Stepping Stone; |
| Topic: Countries/Regions-Japan; Family Life-Brothers; Family Life-Sisters; Fantasy/Imagination-Magic; Recommended Reading-Reading Rockets; Science Fiction-Time Travel; | |
