Individualized instruction and support. Award-winning curriculum. Flexible choices.

As America's leading provider of K–12 online education, K¹² has a singular goal: to help students across the country and around the world reach their true, personal potential. We place your child at the heart of everything we do, and give your family a spectrum of choices.

Our online private school offerings include K¹² International Academy for grades K–12, The George Washington University Online High School (GWUOHS) for grades 9–12, and The Keystone School for grades 6–12, as well as many supplemental learning opportunities. All of these schools are available wherever an Internet connection exists.

Which School Is Right for Your Family?

Explore our online private schools and supplemental learning options, and you'll see they have some important differences. Yet our focus remains constant throughout. From the younger child struggling to keep up, to the teen craving greater challenges, we surround students with the resources they need to succeed in school, in college, in a career, and in life.

• K¹² International Academy is a fully accredited, private online school serving students in grades K–12 in all 50 states and more than 70 countries around the world. This school is for families who want a top-quality education—one that delivers extensive support and an individualized foundation for success.
• The George Washington University Online High School is a premier online private high school developed through a unique partnership between the renowned George Washington University and K¹².This school is for families who seek an individualized college prep experience—one that builds character and leads to success at a top-tier university and beyond.
• The Keystone School is a fully accredited, private online high school and middle school with a decades-long history. This school is for families who seek a more independent alternative—one that's focused on maximum flexibility, choice, and accessibility.
• Supplemental Learning Options: All K¹² courses and materials are available for individual purchase, for a wide variety of needs. Depending on the course, teacher support is optional.

Interested in a premier Swiss education?

The International School of Berne is an esteemed day school located in Switzerland's capital city that has served global expat and diplomatic families for 50 years. An IB World School, ISBerne is one of only 180 schools worldwide that are authorized to offer all three prestigious International Baccalaureate Programmes. Now part of K¹², ISBerne offers online and in-person school options, including a study abroad program, that allow families from around the world access to Switzerland’s renowned international day school.