The purpose of this data collection was to measure change in attitudes, knowledge and behaviour of Grade 8 and Grade 9 learners on a set of pre-identified indicators in relation to peer education and HIV/AIDS. This is the third data set obtained from three phases of collections which were analysed to explore whether peer education in our sample of schools had achieved the set objectives. It contains 286 variables and 2230 cases. The following topics were covered throughout the three sets of data collection: respondent's demographic data, respondent's school data, exposure to Peer Education, future orientation, sensation seeking and risk taking behaviour, drug and alcohol use, sexual efficacy, sexual experience, HIV/AIDS knowledge, HIV/AIDS attitudes, HIV/AIDS behaviours and intentions, decision making, healthy and unhealthy relationships and gender and social support.