Describes a variety of techniques you can try that will help you release stress while studying, including deep breathing, muscle relaxation, and meditation.

A lesson plan that includes a PowerPoint learning module for students. They will examine spreadsheet data on air quality in Great Smoky National Parks, and solve problems using ratio and proportion. The exercises will help them to...

Students use a simple pH indicator to measure how much CO2 is produced during respiration, at rest and after exercising. They begin by comparing some common household solutions in order to determine the color change of the indicator....

Read this passage and study the graphics to complete a five-question quiz related to stress management for cancer patients.

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

Find yummy recipes for food to make yourself! There are also articles about the reasons for vitamins and minerals, how to eat when you're playing sports, and a number of other important topics.

Read this passage and study the graphic to complete a five-question quiz concerning the heart attack.