Instructional Video3:16
Science Buddies

Build a Bottle Centrifuge

K - 5th
Centrifuges are machines that can separate mixtures by spinning them very fast! How does this work? This video shows how you can build your own bottle centrifuge to find out.
Instructional Video
Yale University

Yale University: Organic Chemistry Lab Techniques: Thin Layer Chromatography

9th - 10th
A five-step tutorial demonstrating the proper method of thin layer chromatography. View lab procedure in full-length video [10:10] or in segments.
Instructional Video
Yale University

Yale University: Organic Chemistry Lab Techniques: Extraction

9th - 10th
A step-by-step tutorial for extracting a specific compound from a mixture of compounds. View procedure in full-length streaming video [13:04] or in separate segments.