Science Museum of Minnesota
Science Museum of Minnesota: Habits of the Heart
A guide to the heart, lungs, and circulatory system, and surgical procedures of the heart. Includes many digital images. Lesson plans with pictures and video instructions are very helpful.
BBC
Bbc Schools: Ks2 Bitesize: Science: Living Things: Circulation
Check Steve's cardiovascular health before he starts filming his dangerous wildlife special. Following the activity, read more about the heart, and then take a quick quiz to check for understanding.
Texas Heart Institute
Texas Heart Institute: Heart Information Center: Pacemaker
Article on arrhythmias with information about the heart's pacemaker.
The Association of the British Pharmaceutical Industry
Abpi: Heart and Circulation
A complete, self-paced lesson on the heart and circulation. Students work their way through illustrations and animated tutorials, and answer review questions along the way. There is a self-checking quiz at the end of the lesson.
PBS
Pbs Learning Media: From the Heart
This video segment describes the basics of the circulatory system: how the heart pumps the blood that carries oxygen and nutrients throughout the body. [3:14]
Curated OER
Kids Health: Heart and Circulatory System
With this resource, visitors can learn how the heart works and about the parts of the heart, the circulation of blood and heart health. The resource is also available in Spanish. Includes audio.
PBS
Nova Online: Troubled Hearts
This site contains pictures of hearts that have some type of problem such as narrowing of the arteries and muscle damage from a heart attack. There is also a terrific picture of the coronary artery system that supplies the heart.
TeachEngineering
Teach Engineering: Body Circulation
Middle schoolers 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,...
The Franklin Institute
The Franklin Institute Online: The Structure of the Heart
Description of the structure of the heart including the valves.
University of Utah
University of Utah: Cardiovascular Pathology Index
This site features a detailed index of photographs for cardiovascular pathology. You can see what a normal human heart looks like and what a sick one looks like too. Come and check it out.
BBC
Bbc: Ks2 Bitesize: Science: Circulation
Background information review of key concepts about the circulatory system, including the heart and pulse. Tis site provides diagrams, activities, and quiz questions.
The Association of the British Pharmaceutical Industry
Abpi: The Heart and Circulation
Educational site provides an overview of the heart and circulation. Included, are six sections and a quiz.
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.
What2Learn
What2 Learn: Heart and Circulation
Play this interactive hangman game to develop your vocabulary of terms dealing with the heart and circulatory system.
Science Bob Pflugfelder
Science Bob: Body Zone: The Heart
An introduction to the different regions of the heart, along with a description of the hearts function. A good overview site.
Treehut
Suzy's World: Heart
Find out why your heart beats and perform an experiment to see your pulse moving.
CK-12 Foundation
Ck 12: Life Science: Blood Vessels
[Free Registration/Login may be required to access all resource tools.] The blood vessels are an important part of the cardiovascular system. They connect the heart to every cell in the body. Arteries carry blood away from the heart,...
Untamed Science
Untamed Science: Biology: Human Biology: Circulatory System
Read and watch how the blood, the heart, and the blood vessels keep the blood flowing through our bodies. [6:00]
Other
World Invisible: The Human Circulatory System: Blood Circulation
A labeled diagram of the major veins and arteries in the human body.
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!
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.
BBC
Bbc: Gcse Bitesize: Cardiovascular System
A great overview of the Cardiovascular System, its structure and functions. See diagrams of the heart, and learn how the blood flows through the heart.
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.
McGraw Hill
Mc Graw Hill: Circulation
An extensive page on the circulatory system in general. Scroll down to section 49.3 and you will find a simple comparison of the reptilian system to the other vertebrae systems.