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

Homo sapiens is

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Module of the day

The Scientific Method

Scientific investigation is not always a linear process that starts with a hypothesis and ends with a conclusion, as portrayed in…

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Term of the day

Andean margin

[noun] A convergent plate boundary, where oceanic crust is being subducted beneath continental crust. Named after the Andes Mountains in South America,…

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