Tagxedo turns words -- famous speeches, news articles, slogans and themes, even your love letters -- into a visually stunning tag cloud, words individually sized appropriately to highlight the frequencies of occurrence within the body of text.
The Virtual Field Trip is a field trip that students and teachers take via the Internet. A great benefit of this activity is that it utilizes technology tools to help students visualize and understand subject matter through exploration and active learning. It's also a great way to "travel" without leaving your classroom! Look for sites with QuickTime VR, which allows you to view panoramic views of your virtual field trip location.
THe American Human Development (HD) Index is a composite measure of wellbeing and opportunity. It combines indicators in three fundamental areas-health, knowledge, standard of living-into a single number that falls on a scale form 0 to 10.