HStirewalt@riohondo.edu

Department: PHY ASTR
Recent Semesters Teaching: Fall 2026, Fall 2025, Summer 2025, Spring 2025, Fall 2024
Typical Class Size: 24–72 students
Fall 2026 Classes: View HStirewalt@riohondo.edu's Fall 2026 classes
Courses: ASTR 110 - General Astronomy PHY 120 - Physics for Everyday Use