Pollution Investigation

Catalog #STO-115

Investigate the cause of water pollution in Big Lake.

Time To Complete Time to complete: Two 40-minute class periods

What is causing the water pollution in Big Lake? Is it the dairy farm, the landfill or the factory?

  • Conduct simulated water tests for nitrates, PCBs, E. coli bacteria, and lead.
  • Analyze the test results to determine the source of pollution that is affecting the town's water supply.
  • Learn about the potential health effects of pollution.

Limit 1 free sample per customer

Quantity Price
1 - 9$12.60 ea.
10 - 24$11.97 ea.
25 - 1000$11.34 ea.

Each assembled kit contains:

  • Student instructions
  • 4 tubes of simulated “Water” samples
  • 4 strips of simulated “Nitrate Indicator Paper”
  • 1 simulated “PCB Test Strip”
  • 2 plastic well strips
  • 1 tube of simulated “E. coli Stain”
  • 1 tube of simulated “Lead Indicator Solution”
  • 6 labeled droppers
  • Pollutant Testing Procedures sheet

Also required: Safety goggles

Buy Unassembled and Save!

Refill Your Kit

Pollution Investigation – Pack of 10 Unassambled Kits

Catalog # STO-115U

Unassembled packs contain materials for 10 kits.

  • All supplies, lab materials, and printed labels
  • Student instructions copy master
  • Easy to follow instructions for kit assembly
Quantity Price
1 - 9$92.40 ea.
10 - 1000$87.78 ea.

Pollution Investigation – 10 Kit Refill Pack

Catalog # STO-115R

Refill packs contain materials to replace consumable supplies for 10 kits.

Quantity Price
1 - 9$47.25 ea.
10 - 1000$44.89 ea.

Teacher Testimonial

Cost efficient and easy to use!

- High school biology teacher (MO)

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STO-115