For almost 20 years, the GCFGlobal.org program has helped millions around the world learn the essential skills they need to live and work in the 21st century. From Microsoft Office and email, to reading, math, and more—GCFGlobal.org offers more than 300 topics, including more than 6,000 lessons, more than 2,000 videos, and more than 50 interactives and games, completely free.