Scene one: Two cars speed from opposite ends of a street. They crash head on. One overturns and bursts into flames. A police car and fire engine approach. Sirens wail. A van arrives and tows the overturned car away. The end. This is the plot of Calum, Nicole, James, Brooklyn, Amy and Aaron's first film, which can be viewed as part of the children's blog at www.edubuzz.org.uk. The children are nursery pupils at Prestonpans Infant School...