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Browsing Faculty of Educational Sciences@PUK by Author "Wessels, Helena"

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Browsing Faculty of Educational Sciences@PUK by Author "Wessels, Helena"

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  • Nieuwoudt, Hercules David; Wessels, Helena (AOSIS, 2011)
    Poor Trends in International Mathematics and Science Study (TIMMS) results and widespread disappointing mathematics results in South Africa necessitate research-based and more efficient professional development for in-service ...
  • Wessels, Helena; Nieuwoudt, Hercules (AOSIS, 2013)
    The concepts of variability and uncertainty are regarded as cornerstones in statistics. Proportional reasoning plays an important connecting role in reasoning about variability and therefore teachers need to develop ...

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