Skip to main content
User account menu
Enter Challenge Today
Log in
Search
Main navigation
Challenge
Enter the Challenge
About the Challenge
Important Dates
Rules
Prizes
FAQ
Judging
Photo Gallery
Video Gallery
Creating Your Entry
Top Ten Reasons to Participate
Entry Topics
Challenge Video Tips
Submitting Your Entry
Parent Support Tips
Winners and Finalists (Archives)
Teachers
Lesson Plans
Interactives
Challenge Support Materials
Students
Science at Work
Student Activities
Parents
Family Activities
Interactives
News & Events
The Young Scientist Blog
In the News
Press Releases
Live Events
Virtual Field Trips
Share
Share
Annual Challenge
Challenge Participants
Use the tabs below to check out their big ideas and explore all finalists, winners, mentors and judges!
Winners
Finalists
State Merit Winners
Mentors
Judges
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
"Tethys" : Water Lead Contamination Detector
Gitanjali Rao
2017
Winner
Meet Gitanjali. Gitanjali hopes to reduce the time of lead detection in water by using a mobile app, to connect over Bluetooth to get status of water, almost immediately.
