Data Collection and Visualization Tools

Wolfram Alpha: High powered quantitative information search engine.wolphram.png

Wolfram Alpha is a powerful tool for quickly finding quantitative math, science, social science, and natural history data. Results often include visualizations in the form of graphs or charts.

Chartle: A simple, online chart-making tool.
chartle.gif allows visitors to create a variety of visual representations of data including pie charts, bar graphs, data timelines, and longitude/latitude maps. Chartle creations are licensed under creative commons attribution licenses and can be published, embedded, and shared.