Howard Hughes Medical Institute
Vertebrate Circulatorium
When you get to the heart of the matter, you learn a lot about an organism by studying its circulatory system! A perfect resource for a zoology or anatomy class, the simulation gives users a peek inside a variety of vertebrates to...
Baylor College
Heart and Circulation: Pre- and Post-Assessments
Middle schoolers demonstrate what they know about the structure and function of the heart and blood vessels. A set of 15 multiple-choice questions also addresses how the heart handles microgravity and how animals without...
Baylor College
Why Circulate?
Lub-dub, lub-dub. Why does the heart beat? Why does blood circulate throughout the body? Life scientists find out how important circulation is for dissolving and dispersing materials by timing how long it takes for food coloring spread...
Curated OER
Circulatory System
In this health worksheet, students examine the human body and make mental connections to the target function highlighted in the sheet.
Curated OER
Spin It! Health Circulatory System
This is a game that has the potential to be great fun for your students, however it is a little complicated to run.  There is a macro that needs to be loaded and it is not clear how to enter the answers about the circulatory system.
Curated OER
Circulatory Circles
Students investigate the circulatory system. For this circulatory system lesson, students complete a WebQuest and explore all the areas of the heart. Students determine the functions of different parts of the circulatory system and...
Curated OER
The Circulatory System
Students follow the path of blood from its entrance into the right atrium of the heart until it leave through the aorta to the rest of the body. They study the heart's structure and how it pumps blood using the included activities. They...
Curated OER
Introduction to the Circulatory System
Fifth graders study the circulatory system. In this circulatory system, 5th graders participate in five stations with different activities at each station. Students discuss their findings from each station.
Curated OER
Introduction to the Circulatory System
Fifth graders analyze the components of the circulatory system. They take notes as they watch a video on blood and circulation. Students discuss the human circulatory system, including blood, veins, arteries, capillaries and the heart.
Virginia Department of Education 
Body Systems
The human body is an amazing thing! Explore the body with your high school class as they investigate each system in detail. They learn components of each organ system and disease processes that can negatively affect general health and...
Curated OER
Your Beating Heart - Circulatory System
Students illustrate a schematic circulatory system of a human body including heart, lungs, arteries, veins and capillaries. Next, students conduct an experiment to increase understanding of the relationship between heart rate/pulse and...
Curated OER
Circulatory and Respiratory Systems
Eighth graders are able to write a paragraph describing each system based on the information retrieved in class.  They trace a route from Holly Springs, MS to Greenwood using the maps that they were given.  Students discuss the role of...
Curated OER
The Circulatory System - Part IV
First graders explore the heart muscle. They discover that the heart beats faster during exercise. Students locate their heart with a stethoscope and imitate the sound their heart makes. Students locate their carotid pulse before and...
Serendip
Structure and Function of Cells, Organs and Organ Systems
Cells of different organs have unique cell functions. Learn how cell functions vary depending on their roles in the body using an inquiry-based activity. Scholars analyze the cell structure to make comparisons to its functions, allowing...
Curated OER
Map of the Human Heart
Click on this link and find two animated graphics of the pumping human heart. The path of blood-flow is listed in steps. The connection to the "teacher lesson plan information" does not work, but there are other links to superb resources...
Baylor College
Heart and Lungs
With a partner, youngsters measure their pulse and breathing rates, both at rest and after running in place for a minute. While this activity is not novel, the lesson plan includes a large-scale classroom graphing activity and other...
Curated OER
Circulatory System
In this circulatory system worksheet, students use an internet program to observe the circulatory system and answer short answer questions about it. Students complete 21 short answer questions.
Museum of Science
Virtual Heart
No more beating the pavement to find a virtual model of the human heart. See one in continual real-time motion, and layer it to highlight electrical impulses, blood flow, and valve activity. 
Science Matters
You Gotta Have Heart
Here's a lesson that's not for the faint of heart! The seventh activity in a larger series introduces learners to the circulatory system with a study of the heart anatomy. Using a pig heart, individuals identify the different components...
Curated OER
The Digestive System
Discover how the human body's digestive system works with a brain and stomach friendly activity. Scholars taste test a variety of foods to find out how they behave once in the mouth. Class members then play a game called Move That...
Curated OER
Circulatory System: The Beat Goes On!
With schools focusing on physical fitness activities, now is the perfect time to teach students about the circulatory system.
Curated OER
The Circulatory System
Students explore the circulatory system of animals. Using the Internet, students research animals without circulatory systems. They identify the three types of blood vessels and describe the flow of blood through the heart. Finally,...
Science Matters
Pre-Assessment: Transport Systems in Animals and Plants
How much do classes know about the transport systems in animals and plants? Find out with a ready-made pre-assessment! The assessment begins by asking individuals to recall related vocabulary and then progresses to questions about...
Curated OER
The Circulatory System - Part II
First graders recognize that the heart muscle requires food. Students observe a Venn Diagram to identify foods that are good for them. Students provide one ingredient to make healthy heart soup.