In The Classroom Interested in learning ways to conserve water in your school? The links below will provide you with tools and information to learn about projects and techniques to conserve water consumption on your school's campus. Teachers, check out these water conservation lessons from PBS Learning Media! Curious how much water you use? Use this water calculator to uncover your water use! NASA has excellent resources to help learn about water conservation. Fun elementary activities to teach about water and water conservation Project WET's Discover Water Interactive Website.