Gottheimer announces 2025 Congressional App Challenge winner — creator of ‘Particulate Prognostics’ app
NEW JERSEY — U.S. Congressman Josh Gottheimer (NJ-5) announced the Fifth District Congressional App Challenge winner, Rachel Kim, from Fort Lee.
Rachel’s app, Particulate Prognostics, predicts daily air pollution levels and aims to protect people with asthma and other respiratory conditions.
To try Rachel’s app, Particulate Prognostics, click here.
The Congressional App Challenge is a nonpartisan competition for middle and high school students that promotes computer science education and teaches students to code to prepare for STEM careers. This year’s competition received over 30 apps submitted from students across the Fifth Congressional District.
“The Congressional App Challenge is a wonderful tradition, and I’m thrilled to announce our Fifth District winner, Rachel! She and her app Particulate Prognostics, and the dozens of other contestants are a testament to the creativity and innovation of North Jersey’s youth,” said Gottheimer. “I’ve seen firsthand how a strong background in STEM and coding can help students get ahead in the modern workforce. Every year, I’m proud to host the Congressional App Challenge and see the work of the Fifth District’s young innovators.”




