The Curious Crew gets pumped exploring the circulatory system! The Curious Crew gets pumped exploring the circulatory system! Dr. Rob uses balloon valves and tennis balls to explain how the heart ...

PRESENTER:'Ella has P.E. today, and her circulatory system is going to have some exceptional challenges to overcome.' BOTH:Bye mum! PRESENTER:'We are going to follow the action in extreme detail.' ...

The circulatory system includes the heart, blood vessels and blood, and is vital for fighting diseases and maintaining homeostasis (proper temperature and pH balance). The system's main function is to ...