The formula makes Gideon Cahill's serum.
NOTE: The formula is not
put in the serum!! Not the written formula, but the ingredients listed on the formula are mixed together.
It is also philosphers stone, as revealeled in book 3: The Sword Thief.
everybody puts there clues together to make a formula
The last clue is the serum formula.
you have to play the games and you have to get the clues
The 39 Clues is a mystery book, but it does have a small degree of fantasy. The formula they are building is supposed to enhance a person's abilities to a superhuman degree.
The 39 clues is a hunt for 39 clues. It is about Amy and Dan, two orphans, who choose to take part in the 39 clues that can change their life and even make them the most powerful people in the world. My agent card code P2FHHNDHXP
The 39 Clues Serum Formula is a fictional concoction mentioned in the 39 Clues book series. This serum allegedly grants whoever consumes it with heightened intelligence and extraordinary abilities. It is a key element in the storylines of the series, with various characters seeking it for their own gain.
buy a book and go to 39 clues.com and make an account and then enter the codes on the cards!
It means that 29 of the 39 clues are currently available.
They only have 39 clues.
P2hcj6hcxp
Online, the second clue in the 39 clues is hydrogen. But in the second book of the 39 clues is tungsten
There is no misssion 12 in the 39 clues.