In this lesson from the Science and Technology Council (STFC), students use an experiment to see if carbon dioxide does cause global warming. The lesson starts with a presentation which raises questions to be answered by the experiment. Students are asked to evaluate the method and results before planning and...

This booklet is part of the ‘Innovations in Practical Work’ series published by the Gatsby Science Enhancement Programme (SEP). Understanding the idea of a ‘substance’ is central to making sense of the variety of materials in the world and the way that they change. Research on students’ understanding shows that...