Fermi Questions
Students estimate answers to unusual quantitative questions using order-of-magnitude reasoning. The event rewards scientific reasoning and number sense, not memorization.
Age range
Grades 6–12
Event type
Study event — Divisions B and C
Skills this event develops
- Estimation
- Scientific reasoning
- Unit analysis
Related guides
Science Olympiad Fermi Questions: How to Master Order-of-Magnitude Estimation
A strategy guide for Science Olympiad Fermi Questions — think in powers of ten, use a repeatable estimation framework, build a mental reference library, and train for speed and accuracy.
Science Olympiad Beginner Roadmap: What to Know Before You Start
A student and parent roadmap to Science Olympiad: divisions, event selection, team roles, and what the first season actually involves.
Build Events vs. Study Events in Science Olympiad: How to Choose
Compare SciOly build events and study events by time commitment, scoring, prep strategy, and how to choose the right event mix.
Fermi Questions coaching
We coach students on Fermi Questions.
Our sessions focus on the physics and engineering behind this event, calibration methodology, and data-driven preparation — not just practice reps.