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.

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...

This site from LookD.com provides information about bony fish circulation systems. The article is very brief, only one paragraph in length, but worth checking out on the subject.

Causes of heart failure, signs and characteristics of heart failure, pathologic conditions resulting in heart failure, and more are the topics addressed in this thorough resource.

This site features a circulatory system internet workshop focused on diseases and healthy living. Students and teachers will benefit from the resources linked to this site.

What do you know about the circulatory system? This site features several links to help you increase your knowledge of this fascinating human body system.

This comprehensive study guide covers the main terms and concepts needed for a unit on the circulatory system.

Read this passage and answer the five-question quiz that follows concerning the study of lymph in a model system.

Read this passage and complete the following five-question quiz concerning the lymph system function during Cirrhosis.

[Free Registration/Login may be required to access all resource tools.] Covers the pathways of the pulmonary and systemic circulations.

In this instructional activity, students can learn basic information about the human heart, including its role in circulation, and its external appearance.

[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,...

Imagine our weather if Earth were completely motionless, had a flat dry landscape and an un-tilted axis. This, of course, is not the case; if it were, the weather would be much different. The local weather that impacts our daily lives...

Background information review of key concepts about the circulatory system, including the heart and pulse. Tis site provides diagrams, activities, and quiz questions.

Check out how air circulates around us. Understand the differences between mesoscale and microscale.

This page has information on different types of animal circulatory systems. Scroll to the bottom of the page to find out about mammals.

"Global Circulations explain how air and storm systems travel over the Earth's surface. The global circulation would be simple (and the weather boring) if the Earth did not rotate, the rotation was not tilted relative to the sun, and had...

[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will begin to identify pathways of the pulmonary and systemic circulations.

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.

Read and watch how the blood, the heart, and the blood vessels keep the blood flowing through our bodies. [6:00]

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.

Join NASA in its study of oceanography and learn about the Earth system, the physical ocean, and life in the ocean. Try out the Giovanni: Earth Data Visualization Tool and access satellite-derived data to enhance the learning experience.

Find out what the circulatory system is made up of, how it works, and what systems it interacts with.

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.