K12 Inc. Fourth Quarter 2011 Earnings Release Date and Conference Call Details

K12 Inc. (NYSE: LRN) announced today it plans to release fourth quarter and full year 2011 financial results after the close of the market on Tuesday, September 13, 2011. The Company plans to host a conference call to discuss the results at 8:30 a.m. eastern time (ET) on Wednesday, September 14, 2011.

A live webcast of the call will be available at www.K12.com through the investor relations link. To participate in the live call, investors and analysts should dial 866.356.3377 (domestic) or 617.597.5392 (international) at 8:20 a.m. (ET). The participant passcode is 37833441.

A replay of the call will be available for seven days at 888-286-8010 (domestic) or 617-801-6888 (international) passcode 25763805. It will also be archived at www.K12.com in the investor relations section for 60 days.

About K12 Inc.

K12 Inc. (NYSE: LRN), a technology-based education company, is the largest provider of proprietary curriculum and online education programs for students in kindergarten through high school in the U.S. K¹² provides its curriculum and academic services to public and private online schools, traditional classrooms, blended school programs, and directly to families. K¹² also operates the K¹² International Academy^TM, an accredited, diploma-granting online private school.

Founded in 2000, K¹² has provided over 2 million courses – core subjects, AP^®, world languages, credit recovery, and electives – to more than 200,000 students worldwide. Over 90 percent of parents surveyed are satisfied with the K¹² program and agree that their children have benefited academically with K¹². Students graduating from K¹² virtual schools have been accepted to hundreds of higher education institutions including many of the nation’s top-ranked colleges and universities.

In April 2010, K¹² joined with Middlebury College to form a new venture called Middlebury Interactive Languages to create and distribute innovative online language courses for pre-college students. In July 2010, K¹² acquired KC Distance Learning, Inc., a nationally recognized leader in online learning with brands that provide high quality education products and online school solutions: Aventa Learning^TM, The Keystone^TM School and iQ Academies^®. In November, K¹² acquired American Education Corporation, a leading provider of instructional and assessment software for kindergarten through adult learners. In the same month, K¹² also announced a strategic investment to acquire a minority interest in Web International English, a leader in English language training for thousands of students in China.

K¹² is accredited through AdvancED, the world’s largest education community. More information on K¹² can be found at: www.K12.com