[CloudClassRoom | Student Response System | Audience Response Systems | Clicker | Clickers | Student Clickers | ARS | Mob CloudClassRoom (CCR) is a smart interactive system to engage classroom participation. CCR empowers teachers to initiate a series of educational exercises and games, and instantly track students' learning progress. Moreover, CCR is super easy to use; it works on every Internet-capable device, such as PCs, laptops, PDAs, smartphones, or tablets, without further software or plug-ins installation.]