How Much Rainwater Should You Store - To determine the amount of storage that is appropriate for you, you need to know how much rainwater you can collect from your roof and the amount of water you will need. When calculating how much water you are going to need, you will want to really think about what you want to use the water for and what conservation methods you can incorporate.
Experiment ~ Can You Undo Water Pollution? In this experiment the kids learned just how hard it is to undo water pollution. We grabbed a bucket of clean water, some household trash, vegetable oil (to stand for toxic oil spills), tongs, and a strainer.
"Why Should I Save Water?" children's book by Jen Green, illustrated by Mike Gordon: This can be a great tool to introduce the topic of natural resources and how to help conserve water. This combines science, social studies, language arts.
In this lab students will use alka seltzer to understand the law of conservation of mass. I use this lab before I teach the law so students can discover it on their own. Materials needed: triple beam balances or electronic scale, graduated cylinder, ziploc bags, plastic cup, water, and alka seltzer tablets.