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|  |  Teach Students About Water Pollutants![Teach Students About Water Pollutants]()
Test water from any source and study the impact on your local environment. This economical hands-on testing kit introduces kids to the basic concepts of water chemistry, and is easily adapted to kids as young as 1st grade. Contains a comprehensive manual with step-by-step diagrammed instructions, laminated color chart, and the necessary supplies to test for 8 different factors, including turbidity, copper, hardness, dissolved oxygen, and coliform bacteria. Nonhazardous TesTabs are safe for kids to handle, and they work with any type of water: tap, stream, salt, brackish. Grades 3 and up.
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