Human Body Systems: The Domino Effect

Human biology beginners label colorful diagrams of the neuron, the reflex pathway, and the brain. They list steps in the action potential process, and describe several different neurotransmitters. This worksheet guides learners through...

In cooperative groups, middle schoolers contemplate the probability of 18 different situations occurring. After they make predictions, they compare them to the actual risk factors. This eye-opening exercise demonstrates that the odds of...

Excellent diagrams, labels and summaries make this resource be valuable to your students throughout the topic of circulation. All types of circulation vessels are explained, their structure and function is detailed, and the overall...

The human immune system doesn't always prevent us from getting sick, so what is it doing? Young scientists watch a short video explaining what the immune system is and how it works. Then, they answer eight questions to prepare for an...

Get your class thinking with animations of neurons in action and explanations of how stimuli is transported and processed. This film makes an ideal introduction or review of the nervous system. The parts of the brain and what they...

Paul Andersen compares your endocrine system to Facebook and your nervous system to Gmail in order to show the differences in response time. He then delves into specifics of your endocrine system, talking about hormones that are water...

Scholars answer 10 multiple choice questions to test their knowledge about the human body and microbes. Correct answers come with a rewarding tone and brief description.

The human body produces about 1.7 liters of saliva a day to aid in digestion. Here is a video that explores the digestive system, highlighting the difference between mechanical and chemical digestion. Scholars then see each organ of the...

Blood passes through the kidneys about 300 times a day. Show your class how the kidney and bladder work together to filter blood in the excretory system. This 19th video in the series explores how the circulatory and respiratory systems...

This simplified explanation is an entertaining way to see how viruses reproduce in the human body. Brilliant animation and humorous commentary will keep your junior high class engaged while they observe the basics about viruses. Follow...