StatPlanet is a interactive data visualization and mapping tool that can be run in your browser, or as a stand-alone application. Their demo contains information on life expectancy, population, age, agriculture, GDP, poverty, health, and much more. It allows you to perform bar graphs, time series, and scatter plots with the data. All-in-all it is a nice application.

It is interesting that they had no life expectancy data for Greenland and Taiwan, though missing Western Sahara can be expected. From their website:

StatPlanet is also available as a stand-alone application which can be used as free educational software. It comes with up-to-date statistics on demography, economy, education, environment & energy, gender and health, for most countries in the world.

via : StatPlanet