Cambium Learning Group, Inc. provides education solutions for students through its three business units: Voyager, Sopris and Cambium Learning Technologies, which includes ExploreLearning, IntelliTools, Kurzweil and Learning A-Z. Voyager provides K-12 curriculum products, in-school core reading programs, reading and math intervention programs, and professional development programs. Sopris' products focus on academic support-including assessment, supplemental intervention, positive behavior supports, and professional development. ExploreLearning offers modular, interactive simulations in math and science called Gizmos, for teachers and students. Kurzweil's products provide complete reading, study skill, and writing support for students with academic challenges and/or who are blind or visually impaired. IntelliTools' products provide reading, writing, and math skill development. Learning A-Z websites provides access to Internet-delivered books, lessons, worksheets, and activities.