Water Purification

Ecology candidates culture pond water organisms over a few days time, then they experiment to find out how increasing nutrients affects the population. As part of a unit on water, this exploration gives your class an understanding of how...

Having fresh, clean drinking water is a privilege many people take for granted. Help raise awareness about the scarcity of water and the importance of conservation by discussing different ways water is used in everyday life. Brainstorm...

Explore the water cycle in all aspects with a resource packed full of activities and lessons. The 37-page packet comes with vocabulary, a game, writing prompts, printables, and opportunities to journey through the stages in the water...

Identify and interpret the earth's different water sources. Third and fourth graders describe and demonstrate the process of the water cycle, make a model of its two main parts, and predict and infer to answer questions about the model. 

Young scientists create their very own aquifers in this science lesson on ground water. After learning about how some people get their drinking water from underground wells, young learners use sand, modeling clay, and aquarium rocks to...

The goal of this collection of lessons is to make middle schoolers more aware of the ways in which they are dependent upon water to maintain their standard of living. Learners compare water use in Lesotho to water use in the United...

Students study water conservation. In this water conservation lesson, students investigate the scarcity of water and determine reasons for conserving water.  Students estimate how much water they use in one day and identify ways to...

Have your young scientists explore a single element of the water cycle and write a report to explain findings. Your class can take their writing through all the steps of the writing process and publish it using a Web-based multimedia...

Students study water conservation. In this water conservation activity, students participate in a water conservation experiment. Students discover how to conserve water while washing their hands.

Students investigate how pollution affects lung health. In this pollution and lung health lesson, students build lung models from a soda bottle and balloons, and then discuss how the emissions from fossil fuels can adversely affect lung...