(CNSNews.com) - Politics may have played a role in the awarding of some Obama administration education reform grants, say pro school-choice groups that believe the reforms did not go far enough.

Education Secretary Arne Duncan announced Tuesday that nine states and Washington, D.C. qualified for “Race to the Top” grants in the second phase of a program that rewards states for promoting charter schools -- public schools run by non-governmental entities, which tie teacher evaluation to student performance.

With 18 states vying for a $3.4 billion pie, the department awarded grants to the District of Columbia, Florida, Georgia, Hawaii, Massachusetts, Maryland, North Carolina, New York, Ohio, and Rhode Island. Only Delaware and Tennessee received grants in the first phase of the program...