The mechanism and its related technologies of data collection are the foundation of realizing the valuable potential of applying big data in education,and therefore are vital for the construction and application of big data in education.The contents,methods,means,standards and specifications of data collection of big data in education were outlined.Combining with the practical problems in the construction and application of big data in education,guidance on research on big data in education was provided,from the perspectives about balancing data sharing and privacy protection,driving data gove...