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...

Young scientists get to the heart of the matter with this comprehensive review of the circulatory system. Addressing the different anatomical structures and processes involved in pumping blood through the human body, this activity...

Circulate this news: the heart is a pump containing one-way valves! Following the previous lesson on the external structure of the heart, learners now take a look at the inside. They use a three-color diagram to label a black-and-white...

Explore the circulatory system with a cardiovascular pump activity that promotes discovery and discussion as class members create a functioning model of the heart. Continue the learning process through a web quest showcasing the...

How can the circulatory system compare to a city map? Pupils distinguish the "roadways" and "vehicles" of the cardiovascular system, compare the anatomy and function of veins and arteries, and review different types of blood cells with...

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...

A little bit of this and a little bit of that. The final lesson of the 21-part unit assesses learners on each animal and plant system. The test covers the basics of each system and focuses on key vocabulary from the unit.

The body is one big life-sized puzzle! A hands-on lesson builds on the idea and has individuals create life-size models of the body including all important organs of the digestive, circulatory, and respiratory systems. After building...

Teamwork makes the dream work! A well-designed lesson helps learners discover how the circulatory and respiratory systems team up to keep their bodies alive. The lesson includes a diagram of the major connections between the lungs and...

Through informational text along with printable notes, animations, video clips, and practice problems, students discover how the structures of the cardiovascular and respiratory systems work together and function as one. Provides lots of...

Read this passage and study the chart to complete a five-question quiz concerning the circulatory system.

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.

Practice for the MCAT by answering questions based on the given bar graphs showing apoptosis and cytokinesis rates.