The 39 Clues Wiki
The 39 Clues Wiki
Card 26: Marie Curie
Branch: Ekaterina
Type: Founder
Rarity: Common
Puzzle: No
Clue: Yes
Top Secret: Yes
Where To Get This Card: Card Pack 1 and Default


"Polish physicist and chemist Marie Curie had a magnificent career. She won two Nobel prizes in 1903 and 1911 and became the first female professor at the University of Paris. Along with her husband, Pierre Curie, Marie discovered two new elements--polonium and radium. Sources speculate that such a pair of talented scientists must belong to the Ekaterina branch. If so, they clearly used their brilliant minds to track down the 39 Clues. Now, if only someone could discover what they were really researching...."

Top Secret[]

An article about the death of Pierre Curie.


This card, combined with Card 29 and Card 58, forms the Clue Uranium.