Dewey and Chemistry: The Water Cycle Revisited

Students create a water filter according to given criteria. I this chemistry lesson, students evaluate the importance of water in their lives. They develop a book or brochure on the water treatment process.

Greenhouse gases affect marine wildlife in life-threatening ways. Through experimentation, your classes explore the acidification of water from the main greenhouse gas carbon dioxide. As they introduce carbon dioxide to water, a pH...

Students investigate the factors that compose the nitrogen cycle. The harmful effects of acid rain and ozone depletion are also discussed in the lesson. Students define the nutrient that is often limiting to plant growth through...

In this drinking water learning exercise, learners complete a crossword puzzle given 23 clues about drinking water purification, water content, contaminants, and softeners.

A large variety of topics are given in this PowerPoint about water. Some come from a scientific point of view, some regarding recreation, some for domestic use, and others from hydroelectricity.  A teacher could choose to use this...

Go with the flow! The first video of a seven-part series about the Earth's water resources introduces learners to the water cycle. With an emphasis on cause and effect, it presents the information simply through animation. And, with the...

Students conduct a series of investigations on the unique properties of water. In this general science lesson, students explain what causes water's surface tension. They explain the different stages in the water cycle.

Young scholars construct their own diagrams outlining the pathway of carbon and oxygen in our atmosphere. They listen to a lecture on the carbon cycle while drawing an example of the carbon cycle on the board. Students comprehend that...

A video and laboratory investigation are highlights to this lesson on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of carbon dioxide...

Consistent analysis of teaching and learning is important to growth in the profession. A video lesson—paired with a discussion guide—encourages teachers to consider their strategies for teaching phase changes and the water cycle. The...