CengageNOW is an online course management system for higher education developed by Cengage Learning - formerly Thomson Learning. Its broad functionality puts it in the top tier of online learning tools.

Concentric Sky maintains the Adaptive Learning System upon which some of Cengage's most successful products are built. This system is written in Java and XML/XSLT. In addition, we have integrated the CengageNOW system with a number of other leading learning management systems.