PBS
Pbs Nova Online: Amazing Heart Facts
This concise PBS NOVA site contains interesting facts about the heart and how it works.
About Kids Health
About Kidshealth: The Normal Heart
Learn all about the normal heart including how it works and the parts of the heart.
About Kids Health
About Kids Health: Congenital Heart Conditions Resource Center
A complete reference tool that serves as an illustrated resource for presenting information on heart conditions. Content includes information on what they are, how the heart works, diagnosis, congenital defects, treatment, and long term...
National Health Museum
Access Excellence: Study of the Heart and Circulation
A concise history of the study of the heart and its anatomy. Includes color pictures and details about the work of Galen, William Harvey, and others.
Khan Academy
Khan Academy: The Effects of High Blood Pressure on the Heart
Read this passage and study the chart to complete a five-question quiz concerning the circulatory system.
ClassFlow
Class Flow: Human Body Systems
[Free Registration/Login Required] This flipchart introduces students to some of the major organs of the human body. Visual aids provide focused information on the heart and circulatory system as well as the brain and the eye.
BioEd Online
Bio Ed Online: It Begins With the Heart
In this instructional activity, students can learn basic information about the human heart, including its role in circulation, and its external appearance.
Biology Pages
Kimball's Biology Pages: Anatomy of the Human Circulatory System
This site is produced by John W. Kimball, a retired biology teacher who wrote the textbook that these pages came from. The excerpt explains the different parts of the circulation system and how they function. Includes great pictures!
Other
World Invisible: The Human Circulatory System: Blood Circulation
A labeled diagram of the major veins and arteries in the human body.
CK-12 Foundation
Ck 12: Life Science: Cardiovascular System
[Free Registration/Login may be required to access all resource tools.] Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks,...
PBS
Pbs Learning Media: Amazing Heart Facts
This feature from the NOVA: "Cut to the Heart" highlights facts about the heart, including its size and placement, and will help you to understand the importance of this wondrous organ in our bodies.
TeachEngineering
Teach Engineering: The Heart of the Matter
This lesson describes how the circulatory system works, including the heart, blood vessels and blood. Young scholars learn about the chambers and valves of the heart, the difference between veins and arteries, and the different...
BBC
Bbc: Gcse Bitesize: Cellular Respiration and Transport
The circulatory system transports substances between the exchange surface and cells. It delivers oxygen and glucose to the tissues for respiration, which is the release of energy to cells.
Texas Heart Institute
Texas Heart Institute: Heart Information Center: Anatomy of the Heart
One-page overview containing a detailed labeled diagram of the anatomy of the heart including the valves, conduction system, and circulatory system.
Texas Heart Institute
Texas Heart Institute: Anatomy of the Human Heart
Take an interactive tour of the human heart. Click on each part of the illustration to read more information about each structure.
TeachEngineering
Teach Engineering: Saving a Life: Heart Valve Replacement
Students use their knowledge about how healthy heart valves function to design, construct and implant prototype replacement mitral valves for hypothetical patients' hearts. Building on what they learned in the associated lesson about...
CK-12 Foundation
Ck 12: Biology: Circulatory System
[Free Registration/Login may be required to access all resource tools.] Covers the pathways of the pulmonary and systemic circulations.
National Cancer Institute at the National Institutes of Health
Seer Training Modules: Introduction to the Cardiovascular System
Self-guided learning activity where students learn about the structure and function of the human cardiovascular system. There is a short quiz at the end of the lesson to check for understanding.
Earth Life
Earth Life: Blood
A very good description of the blood and circulatory systems of mammals and the important role that blood plays in the physiology of animals.
The Franklin Institute
Franklin Institute Online: How Your Body Is Like a Factory
This site explores the various systems in the human body such as the circulatory, respiratory, and excretory systems.
National Institutes of Health
National Library of Medicine: Your Beating Heart
In this lesson plan site, the students will learn about the circulatory system and perform an experiment where they take their pulse after various activities.
PBS
Pbs Teachers: Scientific American: The New Zoos: Doctor Fish
Investigate the evolution of the heart and circulatory system in mammals by studying the anatomy of hearts in other animals. Create models of the hearts of fish, amphibians and mammals.
TeachEngineering
Teach Engineering: Body Circulation
Students are introduced to the circulatory system, the heart, and blood flow in the human body. Through guided pre-reading, during-reading and post-reading activities, students learn about the circulatory system's parts, functions and...