Headquartered in Bloomington, Minnesota, PLATO Learning is a leading provider of computer-based and e-learning instruction, assessment, and curriculum management products and services for K-12 (Kindergarten to 12th grade) educational institutions. The company's extensive library of instructional material covers core learning objectives in key subjects complements or supplements classroom-based material and ensures curricula are aligned with local, state, and national standards. The company s assessment tools also offer educators and parents a way to monitor each individual student s performance in key categories ensure that "no child is left behind " and prescribe personalized courses of supplemental instruction. Beyond the K-12 education market, PLATO also offers a host of education-based products and services, which enable adults to complete high school graduation and GED requirements meet entry-level post-secondary education requirements and support adults in workplace training and correctional education programs. The company derives its revenues from license fees (perpetual licenses of the company's software products), subscription-based license fees, and software support fees (a.k.a. services revenues). In fiscal 2007, services accounted for 40% of total revenues, subscriptions 35%, and license fees 25%.