Now showing items 1-4 of 4

    • Alternative conceptions: turning adversity into advantage 

      Ferreira, Annalize; Lemmer, Miriam; Gunstone, Richard (Springer, 2019)
      While a vast body of research has identified difficulties in students’ understanding about forces and acceleration and their related alternative conceptions, far less research suggests ways to use students’ alternative ...
    • Educators' selection and evaluation of natural sciences textbooks 

      Lemmer, Miriam; Edwards, Jo-Anne; Rapule, Sello (Education Association of South Africa (EASA), 2008)
      Due to the central role of textbooks in the teaching and learning of science, it is imperative that textbooks provide correct content and instructional support. We investigated how 16 South African Grade 7 natural science ...
    • Grade 11 learners' alternative conceptions on the states of matter and phase changes 

      Mabalane, Julia Mabel (North-West University, 2006)
      States of matter and phase changes are important topics in the teaching and learning of physical science. It is a common fact that learners find it difficult to understand the states of matter and phase changes. One of ...
    • Visual models of chemical entities and reactions : perceptions held by grade 11 learners 

      Mongwaketse, Boipelo Pearl (North-West University, 2006)
      Learners of chemistry experience problems with the understanding of chemical reactions. One of the causes of this difficulty to understand chemical reactions seems to be that learners do not visualise them, or they do not ...