This is a story of the journey of blood through the body. It helps Year 6 children understand how the circulatory system works, and begins to look at how the heart functions. LI: To identify and name the main parts of the human circulatory system, and describe the functions of the heart, blood vessels and blood It can be used in a 'Talk for Write' style, where children can story map the journey to help their understanding. They could also draw a picture to go with it.