This data set (Learner achievement tests - Bsa) contains the responses of students in the eighth grade, to mathematics and science assessment items conducted in 2003. The TIMSS data had a blocked design and different blocks were spread across 12 test booklets. This means that learners did not complete all items in all the blocks. 265 Schools were sampled accross South Africa and 10600 students (administered). This data set has 9220 cases. This data set is not available for download any more. Please contact datahelp@hsrc.ac.za for enquiries.