HackAmerica Online America's Largest Hackathon for High School Students $575 in prizes May 23, 2026 02:00 PM EDT to submit 386 participants
TechnoHacks Sammamish, WA, USA Code for the World: Skyline High School's Premiere Hackathon for Middle and High Schoolers in the Issaquah School District Non-monetary prizes Mar 22, 2025 17 participants
