38 ingredients of Gideon Cahill's
1 serum formula
and... 1 united family
In "The 39 Clues" book series, the ultimate serum is a powerful formula that can grant the person who drinks it unique abilities, such as increased intelligence and physical strength. It is sought after by various Cahill family branches in the series for its potential to unlock hidden secrets and gain an advantage in the race for the 39 Clues.
Gideon's Serum: 1 portion-1 ounce start with 1 portion of water 1/8 portion of the ingredients given to Luke Cahill (Lucian) 1/16 portion of the ingredients given to Jane Cahill (Janus) 1/24 portion of the ingredients given to Katherine Cahill (Ekaterina) 1/32 portion of the ingredients given to Thomas Cahill (Tomas) 1/7 portion of the balancing ingredients (Madrigal)
For Gideon Cahill's serum: One portion = One ounce Start with one portion of water. Add 1/8 portion of each ingredient on the list given to Luke Cahill. Add 1/16 portion of each ingredient originally told to Jane Cahill. Then add 1/24 portion of each ingredient learned by Katherine Cahill. Add 1/4 portion of each ingredient taken by Thomas Cahill. Then add 1/7 portion of each balancing ingredient. Finally mix concoction until it turns a glowing emerald color. Only the bold section of the recipe has been clarified.
The answer to the Mad Scientist Clue in the 39 Clues series at the airport is "Einstein".
The code in "The 39 Clues" book series is an anagram made up of the first letters of each word in the following sentence: "The man in black fled across the desert, and the gunslinger followed." Joah Wizard is going to the African country of Tanzania.
The last clue is the serum formula.
If you really think about it you need to have a formula. The Master Serum formula. A code for the first person who reads this. P3GM6CGTXP
In "The 39 Clues" book series, the ultimate serum is a powerful formula that can grant the person who drinks it unique abilities, such as increased intelligence and physical strength. It is sought after by various Cahill family branches in the series for its potential to unlock hidden secrets and gain an advantage in the race for the 39 Clues.
it is a very dangerous serum that can make you the most powerful person in the world.
i dunno look in book 10 the boo k ten code is 2GTRD6R6XG and inever used it
See the serum if you drink it you become powerful (Hint) The serum is all the clues COMBINED
The hunt for the Gideon Cahill's serum, composed of 39 ingredients.
The formula makes Gideon Cahill's serum.NOTE: The formula is notput 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.
Not a clue, but the serum formula of all the clues combined.
everybody puts there clues together to make a formula
Amy and Dan are trying to get the master serum before Isabel Kabra does. :D
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.