A learning space for science educators and students

Free Award-winning Content
Free Award-winning Content

We create and provide high-quality, accessible, educational content in the science, technology, engineering and mathematics (STEM) disciplines at the introductory undergraduate level.

About us
Next Generation Science Standards
We support NGSS

Our exclusive content integrates science and engineering practices with disciplinary core ideas and cross-cutting concepts in alignment with the Next Generation Science Standards.

About NGSS

Quick Quiz

Wood is considered a mineral.

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Module of the day

The Silicate Minerals

Understanding the structure of silicate minerals makes it possible to identify 95% of the rocks on Earth. This module covers the…

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Term of the day

bioregion

[noun] (Also known as ecoregion) A large area of land or water defined by its natural features, rather than political boundaries like…

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