The unexpectedness of the birthday problem has long been used by teachers of statistics in discussing basic probability calculation. An activity is described that engages students in understanding probability and sampling using the popular Facebook social networking site. (Contains 2 figures and 1 table.)

Presents a case study of a learner engaged with a probability paradox. The case illustrates a Connected Mathematics Project approach: that primary obstacles to learning probability are conceptual and epistemological and that engagement with paradox can be a powerful means of motivating learners to overcome these obstacles. (71 references)…

This is a record of the proceedings of the 30th annual conference of the Mathematics Education Research Group of Australasia (MERGA). The theme of the conference is "Mathematics: Essential research, essential practice." The theme draws attention to the importance of developing and maintaining links between research and practice and…