The True Size of... "Every map projection introduces distortion, and each has its own set of problems." This app allows you to overcome that and compare the sizes of countries by dragging a country on top of another to accurately compare their sizes.
Constitute- compare Constitutions from around the world
Parline - A free resource with over 600 data points provided directly by national parliaments on their structure, composition, working methods and activities.
The International Institute for Democracy and Electoral Assistance (International IDEA) is an intergovernmental organization that supports democracy worldwide. This link leads to their data and tools page which has things like a money in elections tracker, democracy trackers, a Best Electoral Systems test, and much, much more.
Our World in Data is a non-profit that provides open access and open source data and insights on various topics related to the world's largest problems. Browse by topic, see data insights, and learn about their mission and work.
An interesting place to start is here: The Human Development Index and related indices: what they are and what we can learn from them. Researchers have developed several indices that aim to capture human development. How do they work?
Gapminder identifies systematic misconceptions about important global trends and proportions and uses reliable data to develop easy to understand teaching materials to rid people of their misconceptions. Dollar Street allows you to watch everyday life in hundreds of homes on all income levels across the world, to counteract the media’s skewed selection of images of other places.
The Constitutional Convention Debates
More light hearted: