10:14 Preventing Flint – Environmental Engineering: Crash Course Engineering #29 Science · December 20, 2018 6 525 5
13:52 Check Yourself with Lateral Reading: Crash Course Navigating Digital Information #3 Science · January 22, 2019 8 600 7 6
11:11 Prepare to Negotiate Your Salary (Or Anything): Crash Course Business – Soft Skills #7 Science · April 24, 2019 10 400 9
15:34 Commerce, Agriculture, and Slavery: Crash Course European History #8 Science · June 2, 2019 296 150 10
17:07 The Industrial Revolution: Crash Course European History #24 Science · November 5, 2019 86 175 13
14:25 World War II Civilians and Soldiers: Crash Course European History #39 Science · March 31, 2020 191 025 15
Retrosynthesis and Liquid-Liquid Extraction: Crash Course Organic Chemistry #34 Science · August 26, 2021 24
The Black Women’s Club Movement: Crash Course Black American History #23 Science · October 29, 2021 26
Synthesis, Distillation, & Recrystallization: Crash Course Organic Chemistry #40 Science · November 24, 2021 27
Enols and Enolates – Reactivity, Halogenation, and Alkylation: Crash Course Organic Chemistry #43 Science · January 13, 2022 28
Diazonium Salts & Nucleophilic Aromatic Substitution: Crash Course Organic Chemistry #47 Science · March 2, 2022 29
The Truth About Columbus’s “First Contact”: Ep 10 of Crash Course Native American History Science · July 29, 2025 40
