"Students, journalists, policy makers and everyone else can play with the tool to create visualizations of public data, link to them, or embed them in their own webpages. Embedded charts and links can update automatically so you're always sharing the latest available data."

Here is an example of Google Public Data Explorer embedded visualization:
This chart correlates life expectancy and number of children per woman for most economies of the world. The bubble sizes show population, and the colors represent different regions of the world. You can also click on the play button to see data change over time. The Explore data link in the bottom right corner brings you to the explore tool that lets you play with the data by highlighting regions, switching variables, or even adjusting the scale. Learn more by visiting our FAQ and checking out our tutorial.

For further information, please visit:
http://www.google.com/publicdata/home