Of the set, the second part is a bigger project, is a vignette of a young dragon who has yet to control his fiery breath.
The brief went something like this: Capture Fred's look of baffled horror as he sets fire to a thatched cottage roof. Audience is for fairly young children, but will also appeal to older children if enough humour is present. Use very bright colours, loose paint work, and thick black line work. Use portrait orientation and despite the chaos make it easy for a child to decode what is happening in the illustration.
So the first step was a few practice sketches to work out what Fred should look like: