The aim of this study is to analyse the effect of tasks on the detection of explanation obstacles when secondary school students read scientific texts. Students were instructed to read short passages under different task conditions, and to ask questions if necessary. Obstacle detection was operationalised in terms of the type of questions asked by…

With one week to go, Year 12 chemistry made their final practical an event to be remembered. We decided to take that infamous Periodic Table to the next level, transforming it into an edible table! Armed with 114 biscuits, multiple tubs filled with coloured icing, plastic knives, and gloves and "Professional" piping bags, we converted the science…