We want to find exactly out what kind of beliefs students bring to science lessons, and how teachers can deal with themAlom Shaha recently raised the issue of how science teachers should respond to being asked questions about God that arise in science lessons. Shaha draws attention to an increasingly sensitive issue for teachers already challenged by the ever-shifting demands of curriculum, assessment and other expectations. This became clear two years ago when the education director of the Royal Society, Professor Michael Reiss, a highly respected biologist and science educator, resigned after pointing out that science teachers need to take into account student worldviews in teaching about evolution. Yet one of the central principles of teaching science is that pupils' ...