Excel High School offers accredited single courses, a complete 9-12 program and adult high school diploma options for a variety of students! How is Excel different than other accredited high schools? Well, for whatever reason you cannot, or do not wish to attend a traditional brick and mortar high school, our online high school programs are the perfect solution for you! We focus on exactly what you need. Excel High School provides the opportunities for you to avidly pursue your interests, strengthen basic skills, and deepen your love of learning. We serve high-school age students through older adults. It's never too late to complete our online high school diploma program, or take our online test prep course to prepare for the GED ® test in person. Students can earn a high school diploma entirely online!