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Grade 9-College. Students assume the role of environmental forensic scientists to solve a fictional crime, an algal bloom breakout, by integrating core concepts in chemistry. They test water quality samples for the presence of phosphates and nitrates, and conduct dissolved oxygen titrations to determine water health. Activities challenge students to use deductive reasoning, scientific methodology, and data comprehension. This kit is designed for 32 students working in 8 groups of 4.
Grade 9-College. The Lake Carson City Park is in desperate need of your help. An algal bloom has broken out in the lake, and it is threatening to shut down local businesses and send this vacation paradise into a downward spiral. Chemistry students jump into the role of forensic scientists as they work to solve this fictional crime. Using deductive reasoning and scientific methodology, they process evidence from the crime scene and integrate conceptssuch as data analysis and scientific writingto help build a compelling case. Students stay engaged throughout the investigation as they test water samples for nitrates and phosphates, and perform titrations to determine dissolved oxygen levels in the lake. This compelling kit brings forensic science into your chemistry classroom. The kit is designed for 32 students working in 8 groups of 4.
|Plastic Bottle with Cap, 150 mL||8||Included|
|Amber Plastic Bottle with Cap, 16 oz||4||Included|
|Nitrate and Nitrite Test Strip||8||Included|
|Nitrate and Nitrite Color Chart||4||Included|
|Ammonium Molybdate Solution, 2.5%, Dropper Bottle||1||Included|
|Ascorbic Acid, Dropper Bottle||1||Included|
|Titration Syringe, 1 mL||6||Included|
|Titration Vial with Lid, 20 mL||4||Included|
|Iodine Solution, 20 mL||1||Included|
|Starch Indicator Solution, 7 mL||3||Included|
|Sodium Thiosulfate, 50 mL||2||Included|
|1,000-ppm Nitrate Solution, 15 mL||1||Included|
|1,000-ppm Phosphate Solution, 15 mL||1||Included|
|Glass Vial with Cap||24||Included|
|Resealable Plastic Bag, 6 × 9"||4||Included|
|Chemistry Labels, Preprinted||1||Included|
|Teacher’s Manual with Reproducible Student Guide||1||Included|
|Test Tube||12||Needed, Not Included|
|Rubber Band||12||Needed, Not Included|
|Wash Bottle||8||Needed, Not Included|
|Beaker, 400 mL or Larger||8||Needed, Not Included|
|Graduated Cylinder, 10 mL||4||Needed, Not Included|
|Ruler or Straight Edge||4||Needed, Not Included|
|Distilled Water||Needed, Not Included|
|White Copy Paper||Needed, Not Included|
|Permanent Marker||Needed, Not Included|
|Paper Towels||Needed, Not Included|
|Scissors||Needed, Not Included|
|Masking Tape||Needed, Not Included|
|Spectrophotometer (optional)||Needed, Not Included|
|Cuvettes (optional)||Needed, Not Included|
|Kimwipes® Cleaning Tissues (optional)||Needed, Not Included|
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