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

Any kind of rock can melt to form magma.

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Module of the day

The Practice of Science

Scientists use multiple methods to investigate the natural world and these interconnect and overlap, often with unexpected results. This module gives…

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Term of the day

configuration

[noun] The way parts are arranged, such as how electrons are distributed in orbitals, or electron shells, around the nucleus of an atom.

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