Colorado Association of Science Teachers

Colorado Association of Science Teachers

Connecting, supporting, and empowering

science educators

throughout Colorado.

CSC 2026

We’re celebrating the legacy and future of science in Colorado.

Peaks of the Past, Frontiers of the Future:

150 Years of Colorado Curiosity.

Find out more about the annual CSC:

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

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