Calendar Mysteries Set of 12: January Joker, February Friend, March Mischief, April Adventure, May Magic, June Jam, July Jitters, August Acrobat, September Sneakers, October Ogre, November Night, December Dog
| Country | USA |
| Manufacturer | Scholastic Inc. |
| Binding | Paperback |
| Format | Student Edition |
| EANs | 9780439867788 |
| ReleaseDate | 0000-00-00 |