iTestMe is a collaborative Cyber-learningtoolthat help engage learners and instructors in constructivelearningexplorations and inquiries delivered in classroom, online,andinformal education settings. The tool provides a wide varietyofapplications including flexible assignments, formativeandsummative assessment, and real-time polling (clickerfunction),which are developed based on the current advancement inthelearning science to promote learner centered inquirybasededucation. Using iTestMe, students can conduct self-pacedlearningto target specific learning needs and to facilitate thecompletionof a formal course. Teachers can use iTestMe to create anengagingcourse by transforming the passive classroom into acollaborativesetting for peer-based inquiry learning and to delivereffectiveteaching by utilizing the just-in-time formativeassessment. Thedevelopment of the iTestMe system is overseen by agroup ofscientists and education researchers at the Ohio StateUniversity.For more information, please visit iTest.Me.