Running on Empty: An Ultramarathoner's Story of Love, Loss, and a Record-Setting Run Across Americ a
Are your neurons up to the task? 365 Brain Puzzlers is the bestselling calendar that delivers a year of engaging and entertaining mental conundrums tough enough to be sanctioned by Mensa, the internationally famous high-IQ society. Every day is a logic game, math riddle, word puzzle, or spatial challenge guaranteed to make the brainiac sweat. Can€t figure it out? No problem€•answers are printed on the reverse side of each page.
| Country | USA |
| Manufacturer | Workman Pub Co |
| Binding | Calendar |
| Format | Day to Day Calendar |
| UPCs | 783324918830 |
| EANs | 9780761178927 |
| ReleaseDate | 0000-00-00 |