A couple of problems involving Archimedes' principle and buoyant forces. Created by Sal Khan.
This video demonstrates how different points of the business cycle correspond to the production possibilities curve. The discussion includes unemployment, inflation, expansions, recessions and economic growth.
Video of Sal on CNN on October 10th discussing the credit crisis and a potential solution to it. Created by Sal Khan.
The consumer price index (CPI) is a measure used to calculation inflation. Learn about how the CPI is calculated, what it measures, and how it is used to track inflation in this video. Created by Sal Khan.
An introduction to Cascading Style Sheets (CSS).
How to use CSS classess to identify HTML contents.
How to use CSS id's to identify HTML contents.
An example of a website that displays the potential of CSS to redesign a webpage.
An overview of the box model in CSS.
An overview of CSS descendant selectors
An overview of dynamic pseudo-classes in CSS.
Floating elements in CSS.
An introduction to the font-family propery of CSS.
An introduction to the font-size propery of CSS.
An introduction to a number of CSS font styles and shorthand.
How to group elements using CSS.
An explanation of how properties are 'inherited' in CSS.
An example of CSS on Google Maps.
How position works in CSS.
An overview of specificity in CSS.