American FactFinder United Sates Census portal for demographics and statistics
Ballotpedia - The Encyclopedia of American Politics "is the online encyclopedia of American politics and elections. Our goal is to inform people about politics by providing accurate and objective information about politics at all levels of government."
Council for State Governments (CSG) Knowledge Center "CSG is a region-based forum that fosters the exchange of insights and ideas to help state officials shape public policy." The organization publishes Suggested State Legislation which are bills on various topics. Use the "Policies & Research" tab to search.
The Web is full of sites offereing model legislation on just about any topic. You can search, say, Google for the topic and the phrase model legislation, for example education and model legislation You can also be sure that every one of the sites you find has a bias and an agenda behind it. Use all of your information literacy skills to find out about what special interests are behind a given site if it looks useful to you.
SourceWatch Portal: State Policy Network Sourcewatch is a media watchdog group with a liberal bias that can be helpful in showing you who is behind a think tank, for example, the State Policy Network..