Pseudonymous Bosch

Two eleven-year-old misfits try to solve the mystery of a dead magician and stop the evil Dr. L and Ms. Mauvais, who are searching for the secret of immortality. This is the story of a secret, and also a secret story. This is the story of Cass and Max-Ernest, two friendless 11-year olds who come together to solve the mystery surrounding a dead magician and the clues he left behind. When they find a mysterious case containing vials of liquid labeled...

Cass and Max-Ernest discover the Museum of Magic, unscramble more coded messages, and solve new mysteries in their attempt to thwart the Terces Society's ambitions of discovering immortality.

"Clay's adventures at a magical camp continue as he befriends a new ally and faces new adversaries in his journey to find his magical talent and solve new mysteries of Price Island"--

"Thirteen-year-old Clay, a boy who no longer believes in magic, tags graffiti on his classroom wall and, as punishment, is sent to a camp for wayward kids located on a volcanic island, where eccentric campmates abound, a ghost walks among the abandoned ruins of a mansion, and a dangerous force threatens to erupt with bad magic"--

"Oliver is new to the magical arts. In fact, he has only performed one act so far, and that one was interrupted by a theft-in-progress that he, his friends the twins Teenie and Bea, and his wisecracking rabbit, Benny, managed to thwart. Now Oliver has been hired for an even more important gig: a wedding. Teenie and Bea's fathers are finally getting married, and Oliver is supposed to entertain at the rehearsal brunch. He has chosen the classic sawed-in-half...

In this mystery story that features interactive puzzles, activities, games, and choose-your-own-adventure scenarios, the reader is led through the steps of writing a book.

When a mummy disappears from the local history museum while Cass and her friends Max-Ernest and Yo-Yoji are there, they try to solve the case in order to clear their names and, they hope, discover the Secret they have been seeking.