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The puzzle hunt is over

A wrap up, statistics, and more will come out soon!

Countries/ U.S. States of our Registrants

Welcome to the

 inteGIRLS Puzzle Hunt

Work in teams to solve a set of challenging puzzles!

no experience needed 

Starts: November 6th at 5pm ET 

Ends: November 9th at 5pm ET

Registration is closed

Any questions? Email


Who can participate?

Participants must be female or non-binary (read more), and can be from any country.


Middle School Division: the oldest member of your team must be grade/year 8 or younger

High School Division: the oldest member of your team must be grade/year 12 (counting sixth form) or your school's equivalent or younger 

*middle school students may choose to join the high school division

Open (unranked): any age (can but doesn't have to be students)  

Team guidelines:

This is a team event with maximum of 4 members. If you would like more members, you can reach out on our forum and meet other interested individuals from around the world!

We strongly encourage using video calls, shared spreadsheets, and other methods to collaborate with your team. 





Adam is a freshman at college who enjoys writing puzzles, even if he’s a bit slow at solving them. He studies science at university.

Matthew Siff.jpg

Matthew Siff

Matthew Siff will be a freshman at Yale University next fall. He came to puzzle-solving through quizbowl, where he has placed in the top 10 nationally in both team and individual competitions. In his free time, Matthew is a frequent (although not particularly excellent) solver of the New York Times Crossword. 




Joy is the founder and president of inteGIRLS Inc. She first began competitive math in middle school, but she's been passionate about STEM for as long as she can remember. Her experience at Math Prize for Girls -- the premier all-girls math competition -- inspired her to create a similar community of girls, but open to all. She is a freshman and aspiring Applied and Computational Mathematics major at California Institute of Technology (Caltech).


Shrikar Vasisht

Shrikar Vasisht is a freshman at University of Maryland. He has been doing puzzle hunts since last year. Shrikar competes in many cybersecurity and programming competitions, and loves to do math. He studies computer science.


Julie Steele

Julie Steele is a junior at Georgetown Day School. She loves stumping herself with hard math problems, doing experiments with planaria in her basement, programming, being with friends, and dancing. An avid competitor in math competitions, she qualified for AIME in 2019 and 2020 and attended Math Prize for Girls in 2019. inteGIRLS spring 2020 was her first experience with puzzles, and she's enjoyed writing and solving them since.


Vishal Kanigcherla

Vishal Kanigicherla is a senior at TJHSST in Alexandria, Virginia. He became interested in puzzle-solving through his experience with in-school competitions and through his time playing quizbowl. Vishal spends his time reading up on neuroscience and having fun with puzzles and games.


Laura Yao

Laura Yao is a freshman at Carnegie Mellon University. She has participated in many different puzzle hunts and is also a big fan of jigsaw puzzles. Laura has competed in various math modeling competitions at the national level and loves programming. She studies computer science.

Zain Majumder.jpg

Zain Majumder

Zain Majumder is a freshman at University of Maryland. He has been doing competitive math and programming since middle school, and has been captain of his high school's math team for two years. He enjoys all types of puzzles, but he likes Nikoli-style logic puzzles in particular. He has been interested in puzzle hunts for about a year. He studies Computer Science.


Mingjie Jiang

- meta puzzle solver aka the director of tech operations

Mingjie is a freshman at UC Berkeley’s College of Letters and Science. He is the co-founder of Execute Big, and is deeply committed to creating opportunities that promotes education accessibility for underrepresented students.


Maggie Yao

-  our insanely good illustrator that makes all our puzzles very cute 


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