Curated OER
Separation Techniques
Wow! Expose your chemistry class to every method of separating mixtures by showing this slide show. Learners will view diagrams and graphic organizers that support notes about filtration, chromatography, distillation, centrifugation, and...
Curated OER
Separation of a Complex Mixture
Students develop a method to separate different types of mixtures. In this chemistry activity, students model the steps in the scientific method. They perform the experiment and analyze data.
BioEd Online
Bio Ed Online: Water
The Science of Water Teacher's Guide provides a number of inquiry-based activities for grades 3-5 (although it can be expanded for other grades). The guide contains science lessons that enable learners to explore water, behavior of...
TED Talks
Ted: Ted Ed: How Do We Separate the Seemingly Inseparable?
Your cell phone is mainly made of plastics and metals. It's easy to appreciate the process by which those elements add up to something so useful. But there's another story we don't hear about- how did we get our raw ingredients in the...