1. Secondary school learners' contextualized knowledge about reflection and refraction: a case study from South Africa. Issue 2 (3rd April 2018) Authors: John, Merlin; Molepo, Jacob Maisha; Chirwa, Max Journal: Research in science & technological education Issue: Volume 36:Issue 2(2018) Page Start: 131 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗