Science Talent Search (STS) vs WRO International Final

Comparing two elite STEM opportunities. Science Talent Search (STS) is a competition while WRO International Final is a olympiad.

Science Talent Search (STS) WRO International Final
Prestige Tier Tier 1 — Elite Tier 2 — Highly Competitive
Type Competition Olympiad
Organization Society for Science World Robotics Olympiad (WRO)
Acceptance Rate Highly competitive; specific percentage not available Extremely selective and highly competitive. Only ~500 teams qualify for International Final from 32,000+ total teams competing globally (approximately 1.5% acceptance rate to International Final). However, acceptance into national competitions is typically open to all registered teams.
Applicants Thousands of high school students compete through affiliated science fairs nationwide 100,000+ students participate annually in WRO competitions worldwide across 100+ countries and 32,000+ teams (2025 figures). National competition participation varies significantly by country.
Deadline
Cost to Apply Free $0
US Only Yes No / International
Grades High school seniors only High school students (ages 14-19 for most categories). Future Engineers and RoboSports are 14-19 years old. RoboMission and Future Innovators have elementary (8-12), junior (11-15), and senior (14-19) divisions.
College Impact The Regeneron Science Talent Search is among the most prestigious science competitions and significantly impacts college admissions. Finalists are nationally recognized and receive considerable presti... WRO International Final qualification is a prestigious achievement in college admissions for STEM-focused schools. Reaching the International Final demonstrates exceptional technical skills, problem-s...