Bibliographic Title:Dempster, E.R. (2003) Crossing over (Workbook for pilot teachers training course: biology: introducing evolution). (Workbook for pilot teacher's training course: biology: introducing evolution). http://hdl.handle.net/20.500.11910/7780 Output Type:Training manual Read more
Bibliographic Title:Dempster, E.R. (2003) Crossing over. (Workbook for pilot teachers training course: natural science: understanding genes and inheritance). (Workbook for pilot teacher's training course: natural science: understanding genes and inheritance). http://hdl.handle.net/20.500.11910/7781 Output Type:Training manual Read more
Bibliographic Title:Dempster, E.R. & Reddy, V. (2007) Item readability and science achievement in TIMSS 2003 in South Africa. Science Education. 91:906-925. http://hdl.handle.net/20.500.11910/5789 Output Type:Journal Article Read more