Plato Learning is one of the United States original education software companies. The company was established in 1963. Plato s courseware includes thousands of hours of basic to advanced level instructional content for kindergarten through adult learners. Its curriculum includes reading, writing, mathematics, science, social studies, and life and job skills. The company also offers online assessment and accountability solutions, as well as standards-based professional development services. Plato Learning maintains its headquarters in Bloomington, Minn. The company also has offices throughout the United States, Canada and the United Kingdom, as well as international distributors in Puerto Rico, Singapore, South Africa and the United Arab Emirates.