11 i think they will make 39 books of the series
There are 11 original books in "The 39 Clues" series that are possible to get in hardback. These books are written by various authors and follow the story of two siblings in a worldwide hunt for 39 clues that will determine the family's power and fortune.
10,000
For every hardback book, there are nine paperback books.
It depends on how many missions and books are out and how many cards you have.
the hardback has 498 pages
Mistborn: The Final Empire 541 pages, in hardback.
Twilight, New Moon and Eclipse were all sold in paperback but breaking dawn has been sold in hardback.
39. Each book has 1 clue.
239 pages in book one
there are 10 39 clues books where they find the serum there are i think only 2 or 3 books including the Vespers
There is going to be 39 books. No there isn't. It's only going to be ten. If you haven't counted, Amy and Dan have found 17 clues in the entire series
It is possible to get all of the 39 clues in a day, but you would have to add a whole lot of cards, but currently as of June 1st, only 37 clues are available.
973 (US Hardback), 976 (UK Hardback), 1216 (US Paperback)