Philosophy - plain guides

Existentialism For Dummies

Existentialism: For Dummies

Explain Like I'm Five: Existentialism and Friederich Nietzsche

Existentialism: Crash Course Philosophy #16

Critical Thinkers Check the Methodology

How to Argue - Philosophical Reasoning: Crash Course Philosophy #2

Sociology & the Scientific Method: Crash Course Sociology #3

Deductive and Inductive Reasoning (Bacon vs Aristotle - Scientific Rev...