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

Unit Conversion

This module provides an introduction to the Dimensional Analysis method (i.e. the Factor Label Method) of converting among units of measurement…

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Term of the day

conservation

[noun] Careful use of natural resources to minimize waste or damage to the natural world and to maintain natural resources for long-term…

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