The 18th book from the hugely popular early chapter book series to re-emerge with a new look! Brand-new eye-catching cover art brings a modern feel to this classic monster series for young readers.The Bailey School Kids need to do a report on England. Howie picks Camelot as his topic, which is how he knows the new assistant at the library, Mr. Merle, looks just like the ancient wizard Merlin! The kids discover a crystal ball in Mr. Merle's office and learn that he has a huge goldfish named Arthur, just like the ancient king. Then Mr. Merle transforms the library into a medieval castle and starts mesmerizing kids with the magic of reading! Something strange is definitely going on. Could Mr. Merle really be a wizard?