The Friedman Foundation for Educational Choice recently released a report focusing on school choice programs in 2013, including vouchers, education savings accounts, tax-credit scholarships, and individual tax credits/deductions. The report describes programs throughout the United States, listed alphabetically by state. The Friedman Foundation promotes school choice as the most effective and equitable way to improve the quality of K-12 education in America. The foundation is dedicated to research, education, and outreach on the vital issues and implications related to choice in K-12 education.
You can find a PDF of The ABCs of School Choice: The Comprehensive Guide to Every Private School Choice Program in America on the ISM Web site in the Research area.