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Dissolved oxygen and the temperature of waterScience project video


  • Three large jars
  • Aquarium heater
  • Water quality kit
  • Refrigerator
  • Paper
  • Pen or pencil
  • Thermometer
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    Complexity level:
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    Time required:
    Does not include time required to obtain a water quality kit, which may be purchased online or at an aquarium shop.
    Material availability:
    Safety concerns:

    This science fair project involves an electric aquarium heater and water as well as chemicals contained in the water quality kit. Appropriate care should be taken to avoid injuries.