Both as a graduate and undergraduate student, I've had the opportunity to work as a teaching assistant and a tutor. Courses I've taught at UBC include:
Astronomy 101: Introduction to the Solar System
Astronomy 102: Introduction to Stars and Galaxies
Astronomy 300: Galaxies
Astronomy 310: Exploring the Universe: The Solar System
Astronomy 311: Exploring the Universe: Stars and Galaxies
Astronomy 333: Exoplanets and Astrobiology
Physics 118: Electricity, Light & Radiation
Physics 157: Introductory Physics for Engineers