Season 5 Episode 504 | 26m 46s Video has closed captioning.
Sudsy science, homemade soap, and repulsive pepper! The Curious Crew learns all about the science of soap with a lesson on saponification and surfactants. STEM Challenge: Making Homemade Soap. Curious About Careers: Water Chemist Daveda Quinn
Problems Playing Video? | Closed Captioning