Water testing for Environmental Science. Includes prior background information on the purpose of testing, directions booklet for students to use during water testing activities and to record testing results. Students will secure a water sample from any water source (we used our local lakes) then test for: pH, Temperature, Dissolved Oxygen, Nitrates, Turbidity, Biochemical Oxygen Demand. Also included is a Field Observation form and lab safety information. All experiments have a supply list and can be used in conjunction with lab supply company of your choice.