Magic Tree House Boxed Set, Books 9-12: Dolphins at Daybreak, Ghost Town at Sundown, Lions at Lunchtime, and Polar Bears Past Bedtime
| Country | USA |
| Brand | Random House Books for Young Readers |
| Manufacturer | Random House Books for Young Readers |
| Binding | Paperback |
| ItemPartNumber | 9780375846618 |
| Model | 9780375846618 |
| ReleaseDate | 2008-05-27 |
| UnitCount | 1 |
| Format | Box set |
| EANs | 9780375846618 |