Welcome to CAST!

The Colorado Association of Science Teachers' goal is to support, stimulate, and improve science education for students of all ages in Colorado. Please keep in touch with CAST through this website and the social media listed below.  

Maya Garcia presenting PAESMT
Erin Green, PAESMT
Ryan Johnson, CAST Service Award
In Memory of...
In Memory of...Dan Van Gorp
In Memory of...Don Maxwell
In Memory of...Jane Alberta Dianich
In Memory of...Mike Sipes
In Memory of...Sharon Stroud
CSC Planning Committee
CSC Greta, Pete and Jami
CSC Volunteers
CSC Supporting Organizations
CAST Board Members


Colorado Science Conference, Saturday November 6, 2021

Registration for the CSC is now open.  The CSC is a one-day virtual conference that provides professional development regarding science content, education strategies and research.  The conference is geared towards anyone interested in science education, administrators, pre-service teachers, and retired teachers.  In addition, the Colorado Science Conference provides 5 hours of re-licensure credit.  This years conference will feature over 80 presentations covering such topics as biology, chemistry, earth and space science, physics, and environmental science.  The conference is appropriate for anyone involved in Early Childhood Education, K-12 Education, College and Informal Education.

If you are interested in attending the Colorado Science Conference, please click the link below to register.  Hope to see you there!                                                 πŸ‘‡πŸΌπŸ‘‡πŸΌπŸ‘‡πŸΌ


to the WINNER of our Classroom Materials Drawing for Quarter 1-Part A! 

Tiffeny O'Dell, from Region I

has won an $80 gift card to NSTA.

Did you know...

A group of science teachers first met to organize CAST in April of 1957.  Over 100 teachers met and the dues were $1.  

       CAST MEMBERS...


πŸ“Œ Make sure to check out all the Professional Development Opportunities and CAST award winners.

πŸ“Œ Love free things?  Check out NSTA's free resources.  


2019 CAST Constitution and By-Laws 


Why Join CAST? 

You'll find lots of reasons to join our statewide network of science educators. As a member, you'll have access to resources for professional development, opportunities for networking, CAST-specific awards and grants, and discounts with our friends of CAST. 

For more details or to join, view the "Membership" page 

Did you know that there is a Colorado Science Teachers Facebook Group?  If you are interested, click on the image below! 

Friends of CAST

Please click on any of the logos below to explore the websites of these important organizations!

Attention - Colorado Science Organizations - If YOU would like to become a Friend of CAST, please click the link below to check out our current MOU agreement template.  If this looks appealing, then feel free to contact* a Board Member to set up an agreement OR follow the link to fill out the online form.  (*see Contact tab at the top of this page)

CAST MOU Agreement - Online Form

CAST is an affiliate of the National Science Teaching Association, NSTA.  

NSTA's Home Page

NSTA's Publications and Freebies

For membership information: CAST Secretary

For billing/invoice information: CAST Treasure

For website information:  CAST Webmaster

Colorado Association of Science Teachers is a 501(c)6 non-profit organization

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