In this groundwater pollution worksheet, students use a piece of bread to represent the earth, food coloring to represent contaminants in the ground and water to simulate the movement of pollutants with water through the ground. Students...

What are the issues surrounding water quality? Viewers of this short presentation gain information about the importance of clean water, the lack of fresh water, water contamination, and ways that engineers treat water. 

In this drinking water worksheet, students complete a crossword puzzle given 23 clues about drinking water purification, water content, contaminants, and softeners.

Join the tree house detectives in learning about the processes of the water cycle, water conservation, water treatment, and water as a limited resource.

For this water in the environment worksheet, students match 10 terms related to water to their definitions. They identify 10 sentences as true or false related to groundwater, layering and landfills. They fill in the blanks for 2...

Groups suspend objects within layers of liquids to determine the densities of different liquids and compare them to the densities of objects calculated in Part 1. The groups then carefully test their calculations by layering the...

Where does the water we use come from? To understand the concept of a watershed, class members study the water cycle and then engage in an activity that simulates a watershed.

The liquids did not mix — so what do density columns have to do with it? The seventh part in a series of nine provides the theoretical explanation of why density columns do not mix. The instructional activity covers the topics...

In this farmer worksheet, students make a spinning wheel to describe the jobs of a farmer. Students create 1 wheel with 8 different jobs for a farmer.