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.
Khan Academy
Khan Academy: Leukocytes Roll on Blood Vessel Walls
Practice questions related to the circulatory system.
Sophia Learning
Sophia: Organ Systems: Lesson 2
This lesson will introduce the 11 organ systems of the body, giving a brief overview of their function. It is 2 of 2 in the series titled "Organ Systems."
Sophia Learning
Sophia: Organ Systems: Lesson 1
This lesson will introduce the 11 organ systems of the body, giving a brief overview of their function. It is 1 of 2 in the series titled "Organ Systems."
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.
Curated OER
Kids Health: How the Body Works Movies and Activities
Short, colorful movies explain each of the body's systems: skeletal, cardiovascular, digestive, urinary, respiratory, endocrine, skin, immune, muscular, and nervous. Once you've seen the movie, click on the Activity Page link for...
BioMan Biology
Bio Man Biology: Angry Aliens: Physiology
Game looking at the major systems of the human body. Covers the cardiovascular, respiratory, digestive, and excretory systems.
ClassFlow
Class Flow: The Respiratory System
[Free Registration/Login Required] Seven videos included relating to the circulatory system (larynx, breathing, trachea and more) and a formative assessment after each to determine the knowledge of each student. Enjoy the videos.
Biology 4 kids
Biology4 Kids: Lymph System Cleaning Up the Fluids
Find out what the lymphatic system does, how it works with other systems, and the significance of keeping an eye on the lymph nodes.
Other
Cartage: Normal Circulation
This thorough resource provides listing of ten unique characteristics peculiar to the cardiovascular system along with an examination of these ten factors individually.
Rice University
Rice University: Web Adventures: N Squad: Alcohol in the Body
Online interactive game consists of three consecutive episodes. The storyline addresses three different body systems and their functions while teaching about alcohol's interaction with each of them, misconceptions about alcohol, medical...
OpenSciEd
Open Sci Ed: 7.4 Matter Cycling & Photosynthesis
Where does food come from and where does it go next? This unit helps students figure out that they can trace all food back to plants, including processed and synthetic food. They obtain and communicate information to explain how matter...
OpenStax
Open Stax: Anatomy & Physiology: Fetal Development
Learn about the development of fetal organs and systems during the prenatal period.
OpenStax
Open Stax: Anatomy & Physiology: Structure and Function of Blood Vessels
Learn the structure and function of the blood vessels of the human cardiovascular system.
ClassFlow
Class Flow: Human Body Systems Vote
[Free Registration/Login Required] This flipchart identifies major body systems and their functions and illustrates body systems that provide support and movement, transport, air/gas exchange, excretion, immunity, reproduction and...
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.
Biology 4 kids
Biology4 Kids: Circulation Is the Key
Find out what the circulatory system is made up of, how it works, and what systems it interacts with.
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.
What2Learn
What2 Learn: Heart and Circulation
Play this interactive hangman game to develop your vocabulary of terms dealing with the heart and circulatory system.
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.
Khan Academy
Khan Academy: Circulatory Diseases: Overview of Heart Failure
This unit overview provides information about heart failure. This information is intended for college students who are taking courses in the health and medical fields.
Sophia Learning
Sophia: Cardiac Cycle and Cardiac Conduction System
Determine the components of the cardiac cycle.
ClassFlow
Class Flow: Human Body
[Free Registration/Login Required] This flipchart discusses body parts and names the digestive system, respiratory system, and circulatory system. Students will also drag pictures to the right sense in the 5 senses. Activotes are utilized.