With the popularity of the network and Web technologies, as well as the advantages of collaborative learning; web-based collaborative learning in the application of teaching activities has been more and more recognized and valued. On the other hand, the unique features of LAMS make it as the most suitable platform for building collaborative learning activities. In consequence, this paper innovatively proposes a Web-based INC collaborative learning model combining incentive mechanisms in the collaborative process. Furthermore, the specific implementation is carried out in the LAMS platform.