Science Talent Search (STS) vs Canadian Computing Competition (CCC)

Comparing two elite STEM opportunities. Both are competitions for high school students.

Science Talent Search (STS) Canadian Computing Competition (CCC)
Prestige Tier Tier 1 — Elite Tier 2 — Highly Competitive
Type Competition Competition
Organization Society for Science Centre for Education in Mathematics and Computing (CEMC), University of Waterloo
Acceptance Rate Highly competitive; specific percentage not available Not publicly disclosed; appears to be high participation (designed as accessible competition) but very selective for CCO (~20 top Canadian participants) and CIW (select top female-identifying/non-binary participants)
Applicants Thousands of high school students compete through affiliated science fairs nationwide Not disclosed publicly; CEMC reports it as 'the largest outreach organization in Canada' with 60+ years of experience, suggesting substantial participation
Deadline Rolling
Cost to Apply Free $0
US Only Yes No / International
Grades High school seniors only Grades 7-12 (secondary school students)
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... The CCC and especially CCO/IOI participation are highly valued in university admissions, particularly for computer science and engineering programs. University of Waterloo, a top CS program globally, ...