Now that you have gone through the introduction and know all about how to use this website, you are going to go through your very first educational module.
 
Your goal for this module should be to gain a good understanding of what the CARDIOVASCULAR SYSTEM is all about, and why it is so important.

Click next to begin your journey!

original image source: The Heart: Our Circulatory System, Seymour Simon, Scholastic Inc., 1996.