Jessica Day George's Saturdays at Sea
The latest book in the Tuesdays with the Castle series is also apparently the LAST, which I am hugely bummed about, because this series is SO CUTE. It is full of adorable griffins and puppies--and in this one, a magical ship AND a quest for unicorns. I really feel like this series could have gone on a little longer--or at least, I would have been eager to read more magical adventures. A-.