Online Learning Solutions
to Meet Your Needs

Colorado Digital Learning Solutions (CDLS) is the state-supported supplemental online program that provides Colorado districts, BOCES, and charter schools access to high quality online courses that supplement their existing course offerings in a 21st century learning environment.


CDLS courses are affordable, high-quality, and standards-based. Students can use them for credit retrieval, advanced courses, curriculum enhancement and/or to resolve scheduling conflicts. CDLS can supplement your local middle school and high school curriculum with a wide variety of courses designed for students in all performance ranges, from at-risk to advanced students.

Semester DATES

Spring 2020

Registration: December 9, 2019 - January 24, 2020

Semester: January 6 – May 20*, 2020

Last day to drop a spring course without fee: February 7, 2020.
*Last day for Seniors: May 13, 2020

Summer 2020

Registration: May 4th - June 8th, 2020

Semester: June 1 – July 24, 2020


© 2020 by Colorado Digital Learning Solutions

501(c)(3) Non-Profit organization

Documentation available upon request.

(720) 458-4154