Tungsten
The eighth book in The 39 clues series is 'The Emperor's Code.'
There is not going to be a 12th 39 Clues book, but there is going to be a new 39 Clues series. The first book in the new series is called The Medusa Plot by Gordon Korman.
The answer is a number
The Sword Thief is the third book in The 39 Clues series.The fourth book is Beyond the Grave.
Yes. Mozart's music appears in 'One False Note,' the second book in the 39 clues book series.
Patrick Carman
Storm Warning
Rick Riordan
Peter Lerangis
Rick Riordan
The Medusa Plot
No It is a book series that will be released as a movie in 2014