STEM After-School Programs in the Mountains, Colorado

Junely lists 23 STEM after-school programs in the Colorado mountains — fall 2026 schedules captured June 25 – September 11, 2026.

23 programs5 open nowages 5–18captured June 25 – September 11, 2026

After School Robotics Program

Aspen Science Center
Grades 3-4 · TBD (4 sessions) · Free
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After School STEM Programs

Aspen Science Center
Grades K-8 · After school hours · Free
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Aspen Science Center

Aspen Youth Center
Grades K-5 · Thursdays, 2-3pm · Free
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Drop-In STEM Activities

Aspen Science Center
Ages 5-18 · Thursdays at 4pm · Free
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STEM Clubs at Rifle Middle School

Aspen Science Center
Grades 6-8 · After school hours · Free
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Calling All Coders (LEGO Spike)

The Powerhouse
Elementary · Weekdays after school · Free
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Destination Imagination

The Powerhouse
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EUREKA! STEAM After School

Eureka! McConnell Science Museum
K-5th grade
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FIRST LEGO League (Explore & Challenge teams)

The Hi Fives Robotics
Grades 2-8
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FIRST LEGO League Challenge

Mesa County Valley School District 51
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FIRST LEGO League Explore

Mesa County Valley School District 51
Grades 2-4
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FIRST LEGO League Teams

The Powerhouse
Elementary
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FIRST Robotics Competition Team 4944

The Hi Fives Robotics
Grades 9-12
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FIRST Tech Challenge

Mesa County Valley School District 51
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FIRST Tech Challenge Team 25241

The Hi Fives Robotics
Grades 6-12
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Logan County 4-H STEM & science projects (rocketry, shooting sports, wildlife)

CSU Extension
8-18
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Logan County 4-H Youth Development (clubs)

CSU Extension
8-18
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On-Site STEAM Enrichment

Riverside Education Centers
Grades 1-12 · Weekdays after school
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STEAM After School Programs

Eureka! McConnell Science Museum
K-5
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STEAM After-School — Animas Valley Elem

The Powerhouse
Grades 1-5 · Wed 2:30-4pm · Free
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STEAM After-School — Florida Mesa Elem

The Powerhouse
Grades 1-5 · Tue 2:50-4pm · Free
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STEAM After-School — Fort Lewis Mesa Elem

The Powerhouse
Grades 1-5 · Thu 2:30-4pm · Free
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STREAM Preschool at Confluence Center

Eureka! McConnell Science Museum
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Frequently asked

What STEM after-school programs in the Colorado mountains are open right now?

As of the June 25 – September 11, 2026 capture, Junely lists 23 STEM after-school programs in the Colorado mountains, of which 5 are open for enrollment. Statuses were captured June 25 – September 11, 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. 16 of the 23 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.

Search all live on Junely →