Finlay and Lucy are excitable six year olds. They live in the same street in a small town in Scotland. They are good friends and spend a lot of time together both in and out of school.In this story, Finlay and Lucy are at school and the children in the class are participating in their weekly 'Sum Championship'. This is a challenge that involves answering a variety of sums. The sums increase in difficulty as the competition progresses. Children leave...