Children can demonstrate their understanding of The Great Fire of London so far with this KS1 Why Did the Fire Start? Worksheet. It focusses on using different sources and features a labelling activity of different sources, a drawing and labelling activity of London before The Great Fire and some sentences to complete about what we can learn from different sources about this historical event, along with a challenge activity too. To engage a range of learners there are three ways this worksheet can be used and are included in the footer.