Nunn Announces Winners of 2025 Congressional App Challenge

DES MOINES, IA - Representative Zach Nunn (IA-03) today announced the winners of the 2025 Congressional App Challenge for Iowa's Third Congressional District, recognizing local students who developed innovative apps addressing real-world challenges facing Iowa communities.

WINNER: IAHeroes

IAHeroes, the first-place winner of this year's competition, was created by Joseph Zambreno, a student at Theodore Roosevelt High School in Des Moines. Joseph's mobile app serves as a digital archive where Iowa veterans, their families, and community members can share stories and honor those who have served, ensuring future generations can learn from and remember the sacrifices of Iowa's veterans.

"Congratulations to Theodore Roosevelt High School student Joseph Zambreno for designing the winning app of the 2025 Congressional App Challenge," said Rep. Nunn . "Joseph, along with every student who submitted an app design, represents Iowa's best and brightest. Their creativity and innovation show how the next generation is using technology to strengthen our communities."

A video demonstration of the app is available here .

SECOND PLACE: CropFlow

CropFlow, this year's runner-up, was created by Johnston High School students David Shi, Srihari Kumaresan, and Syon Aggarwal. CropFlow is an AI-powered tool designed to help Iowa farmers predict crop yields and identify the most effective crops for each field using soil and weather data. It provides clear forecasts and recommendations to support smarter, more profitable farming decisions.

A video demonstration of the app is available here .

THIRD PLACE: StudySphere

StudySphere, the third-place winner, was created by Johnston Middle School student Mayank Bhatt. The all-in-one productivity app helps high school students manage schedules, track assignments, and organize study time. Its AI-powered assistant and focus features are designed to keep students motivated, organized, and learning step-by-step.

A video demonstration of the app is available here .

NOTE : The Congressional App Challenge is a national competition hosted annually by Rep. Nunn and other Members of Congress to encourage middle and high school students' participation in computer science and coding. First-place winners have their apps displayed in the U.S. Capitol and are invited to join other winners from across the country at the annual #HouseofCode reception in Washington, D.C. this spring.

###