eInstruction Corporation designs and develops student response systems. The company offers CPSPulse, a classroom performance system; Interwrite PRS, a platform that focuses on classroom interaction and assessment; Interwrite DualBoard, a dual pen-input interactive whiteboard; and ExamView, a testing and assessment solution. It partners with ANGEL Learning, Blackboard, Inc., Cengage Learning, and John Wiley & Sons, Inc. eInstruction Corporation was founded in 1980 and is headquartered in Denton, Texas with additional offices in Cincinnati, Ohio; Columbia, Maryland; Scottsdale, Arizona; Toronto, Canada; and Aulnay-sous-Bois, France.