ACES is abuzz with children's voices and laughter year round! ACES Education team provides environmental science education in-school and on field programs with over 42 schools. During the school year ACES offers fun and educational kids camps and classes over winter break and spring break. Register now for winter-time exploration, allowing your child to learn about and experience the natural world at Hallam Lake in Aspen, or Rock Bottom Ranch in Basalt. Click on your age group below to view what we have in store!

Click here for age guidelines, medical concerns, scholarship information, cancellation policy, and membership benefits.

Need to renew your membership? If you are registering for a class and would like to take advantage of your membership discount immediately, you must log in here and register for all classes first and then join or renew your membership at the end of the registration process. Otherwise, your membership will be activated in two-business days and the membership discount will not be reflected.