Skip to main content
Aperture Education

Aperture Education

  • Training
  • Sign In

City Year: Introduction to the DESSA System

Take this course before completing DESSA ratings.

Access Course
  • Aperture Education Facebook page (Open in a new window)
  • Aperture Education Twitter page (Open in a new window)
  • Aperture Education Instagram page (Open in a new window)
© Copyright Aperture Education 2025