Do you remember a situation when you heart pounded, your breath rate shot up, and your palms got cold and clammy? Fear does that to us. Here's a science project based on roller coaster rides to see if heart rate is an accurate...

Through multi-trial experiments, students are able to see and measure something that is otherwise invisible to them- seeing plants transpire. This information will allow students to consider how a plant's unique characteristics (leaf...

A project that requires you to play with a dog cannot be all that bad, right? This scientific experiment entails the respiratory functions of dogs. Learn the chemical and bodily processes going on within your canine companions...

Breathing Earth layers data about rates of carbon dioxide emission along with birth and death rates onto a map of the world in a real-time simulation of one of the principal greenhouse gases in the Earth's atmosphere, CO2.

[Free Registration/Login may be required to access all resource tools.] In the following online lesson students will explain how the rate of breathing is regulated.

Learn everything you've ever wanted to know about your heart and lungs as you journey through this human gallery. Animations, videos, lessons and links to new technologies are included.

[Free Registration/Login may be required to access all resource tools.] Describes how the rate of breathing is regulated and controlled.

Did you know that some teachers give their students a peppermint candy on state testing days? Is it to give the kids sweet-smelling breath? Or are the teachers hoping for something more on the important testing day? In this human biology...

When you breathe, you transport oxygen to the body's cells to keep them working, while also clearing your system of the carbon dioxide that this work generates. How do we accomplish this crucial and complex task without even thinking...

In the following lessons for k-5 students are introduced to the structures within the human respiratory system.

This website provides information about the signs and symptoms of congestive heart failure in children. It mentions increased heart and respiratory rate, wheezing and other chief complaints.

[Free Registration/Login may be required to access all resource tools.] The World Health Organization (WHO) reports that 2.4 million people die each year from causes directly related to air pollution. Worldwide, there are more deaths...

In this effective site, students will measure their respiratory rate and examine the factors that affect the breathing rate.

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.

Will wearing shoes help a baby walk sooner? Does caffeine stunt a child's growth? Does chocolate cause acne? Find old wives' tales about pregnancy, infants, food, coffee, and illness, and answers to the above questions.