Charlesbank Capital Partners and Silverhawk Capital Partners have sold a majority stake in WorldStrides to The Carlyle Group. Equity financing for the deal was provided through Carlyle U.S. Growth Fund III and Carlyle U.S. Equity Opportunity Fund. WorldStrides provides supplemental educational and student travel courses. Charlesbank and Silverhawk acquired WorldStrides in 2005 and will continue to back the company as minority investors.