Congressional App Challenge

We are pleased to announce the 2019 Congressional App Challenge winner, Ian Fernandes, of Wagner High School in San Antonio, TX. Ian created CrowdCS, which helps users learn programming languages in a fun and competitive way.

His app can be viewed here.  

We are also pleased to announce that we are participating in the 2020 Congressional App Challenge .

Officially launched by the U.S. House of Representatives in 2015, this nationwide effort allows students to compete against their peers by creating and an application or “app,” for mobile, tablet, or computer devices. The Challenge is designed to promote innovation and engagement in coding and computer science.

Register and Submit

The Congressional App Challenge is open to all high school students in the 28th Congressional District of Texas. Students entering the competition must submit their app on


  • June– Challenge officially launches
  • October – Deadline for students to register and submit their app online
  • November – Judging period
  • December – Winners announced!


Submissions will be judged on the following criteria: quality of the idea, including creativity and originality; implementation of the idea, including user experience and design; and demonstrated excellence of coding and programming skills.

The winner from the 28th Congressional District of Texas is chosen by a panel of expert judges and the winner will be featured on, and will be on display at the U.S. Capitol. This honor is awarded to all the winners from across the country.

* We strongly encourage students to register by October 19th, 2020. Early registration done by students is extremely important to the success of this challenge.

For more information, please visit the official Congressional App Challenge website or contact Congressman Cuellar's Office for more details at (956) 424-3942.