STEM After-School Programs in the Mountains, Colorado
Junely lists 12 STEM after-school programs in the Colorado mountains — fall 2026 schedules captured June 25 – August 25, 2026.
12 programs5 open nowages 5–18captured June 25 – August 25, 2026
After School Robotics Program
Aspen Science Center
Grades 3-4 · TBD (4 sessions) · Free
OpenView details →After School STEM Programs
Aspen Science Center
Grades K-8 · After school hours · Free
OpenView details →Aspen Science Center
Aspen Youth Center
Grades K-5 · Thursdays, 2-3pm · Free
OpenView details →Drop-In STEM Activities
Aspen Science Center
Ages 5-18 · Thursdays at 4pm · Free
OpenView details →STEM Clubs at Rifle Middle School
Aspen Science Center
Grades 6-8 · After school hours · Free
OpenView details →Calling All Coders (LEGO Spike)
The Powerhouse
Elementary · Weekdays after school · Free
View details →Destination Imagination
The Powerhouse
View details →FIRST LEGO League Teams
The Powerhouse
Elementary
View details →On-Site STEAM Enrichment
Riverside Education Centers
Grades 1-12 · Weekdays after school
View details →STEAM After-School — Animas Valley Elem
The Powerhouse
Grades 1-5 · Wed 2:30-4pm · Free
View details →STEAM After-School — Florida Mesa Elem
The Powerhouse
Grades 1-5 · Tue 2:50-4pm · Free
View details →STEAM After-School — Fort Lewis Mesa Elem
The Powerhouse
Grades 1-5 · Thu 2:30-4pm · Free
View details →Frequently asked
What STEM after-school programs in the Colorado mountains are open right now?
As of the June 25 – August 25, 2026 capture, Junely lists 12 STEM after-school programs in the Colorado mountains, of which 5 are open for enrollment. Statuses were captured June 25 – August 25, 2026 from each provider's published fall 2026 schedule.
Are there STEM after-school programs in the Colorado mountains for a 10-year-old?
Yes. 9 of the 12 STEM after-school programs in the Colorado mountains accept 10-year-olds. Filter by age on Junely to see live availability for your child's age.