04:15 Data Analysis & Probability A clever way to estimate enormous numbers Lesson duration 04:15 1,034,022 Views
04:33 Physical Science How big is a mole? (Not the animal, the other one.) Lesson duration 04:33 2,547,354 Views
04:39 Numbers & Operations An introduction to mathematical theorems Lesson duration 04:39 500,484 Views
03:01 Measurement How taking a bath led to Archimedes’ Principle Lesson duration 03:01 1,671,742 Views
04:02 Motivation and Emotion How two decisions led me to Olympic glory Lesson duration 04:02 115,547 Views
07:27 Earth and Space Science Calculating the odds of intelligent alien life Lesson duration 07:27 1,260,506 Views
01:53 Earth and Space Science ¿Qué es una estrella? - Eduardo Rubio Lesson duration 01:53 94,953 Views
01:48 Numbers & Operations Average speed and Rich Eisen's ineptitude in the 40-yard dash Lesson duration 01:48 897,843 Views
04:56 Physical Science How to speed up chemical reactions (and get a date) Lesson duration 04:56 2,242,765 Views