Teachers use different pedagogies to improve learners' performance. The study explored the effect of Computer Simulations (CS) on Grade 11 learners' performance when taught Plants Biodiversity. A Solomon FourGroup design was used to cater for internal and external validity. Sixty-six learners were assigned to two Control Groups (CG) taught using…

Indigenous Knowledge Systems (IKS) are referred to differently in different contexts and circumstances. Related conceptions include 'Traditional Knowledge Systems' (TKS), 'Endogenous Knowledge Systems' (EKS) and 'Classical Knowledge Systems' (CKS). A focus on IKS implies an archaeology and re-appropriation of those knowledges that were not allowed…

Securing the future of the human race will require an improved understanding of the environment as well as of technological solutions, mindsets and behaviors in line with modes of development that the ecosphere of our planet can support. Some experts see the only solution in a global deflation of the currently unsustainable exploitation of…

In our ongoing research on edible insects in the Limpopo Province of South Africa, we have found evidence of the unsustainable harvesting of edible insects and the food plants of certain insects. The decline in the edible insect industry, together with the need for food security provides a strong incentive to investigate possible causes of…