Finding the Prefect Angle to Kick a Goal

He is looking at what the perfect angle is to kick a goal.

The Problem with Dividing by 0

This is a great video that explains in depth why dividing by 0 causes a lot of problems.

Part 1: Enigma Machine

This video is going over the Enigma machine. It was used to break the German code during WW2. This video is going over how it worked.

Part 2: Enigma Machine

This video is going over the major flaw in the Enigma machine and how the British broke the code. Then how the British made a better code. 

There are a lot of other great videos that they have created, and all of the videos are located at the link below.