With the advent of new technologies and faster ways of communication there is a growing volume of data which is collected at different sites. To handle large amount of data there is a need for data mining. Also in the field of education there is a new advent the term called collaborative learning, in which student at different location interact with each other and share their knowledge which help in improving their performance level. Due to this a large amount of data is generated in collaborative learning. So there is need to apply data mining techniques to collaborative learning data.