Cal is helping Mr Jessop on his boot-fair stand. It's a responsible job and Cal is really put to the test when Mr Jessop has to spend some time away, leaving Cal by himself. When the girl with the expensive-looking watch drops by in the hope of making a quick sale, Cal has to think fast. But will he make the right decision?
Chris Powling is the author of the Harry the Dog series (Jets) and numerous other story books for young children. He has been a teacher at all levels and was the editor of the children's books magazine, Books for Keeps, for seven years. He now writes full-time and also presents a monthly review programme on Classic Newsnight on Classic FM.