The Content and Language Integrated Learning (CLIL) approach has become one of the most frequent teaching options used as a pivotal element of bilingual programs. Over the last two decades, a lot has been written about its characteristics, its potential, and the methodological approaches that should be used to encourage such programs. Since the…

Sub-Saharan Africa secondary school science curricula recognise language as the most important communication tool for learners' biology learning outcomes. Despite this prominent goal, learners' scientific literacy at secondary school appears to be insufficient to cope with classroom teaching and learning of biology. This paper presents a review of…