In class, your emerging environmentalists construct dust catchers. They take them home for a week or two, and then bring them back into class to examine under a magnifier. From this activity, they learn what makes up dust and that...

Using a simulated air sample, environmental or earth science pupils examine the components. You will need to prepare the faux air by using a hole punch and various colors of construction paper. Each color will represent a different...

In order to learn that mold spores can be found in the air, observers grow bread mold and make observations for a few days. Afterward, they participate in a class discussion to arrive at the knowledge that bread spores are present in the...