O Mapa da Química
19:55
The Surprising Map of Plants
8:41
Map of Biology
8:20
The Map of Physics
14:05
Why is All Life Carbon Based, Not Silicon? Three Startling Reasons!
17:15
All Chemistry Explained in 17 Minutes
3:01:41
Intro to Chemistry, Basic Concepts - Periodic Table, Elements, Metric System & Unit Conversion
20:44
The Man Who Killed Millions and Saved Billions (Clean Version)
15:14