You are a scientist from the Environmental Protection Agency (EPA) visiting Lakeville for the annual water quality inspection of Pine Lake, however, something has gone awry. Someone intentionally polluted the lake! Perform chemical tests for contaminants on water and soil samples, analyze fibers, fingerprints, and footprints, and investigate suspect activity on social media in this environmental-forensic chemistry activity to uncover the culprit behind the crime. This kit contains enough materials for 15 groups of students. Teacher?™s Manual and Student Study Guide copymaster included. *Aligned to Next Generation Science Standards (NGSS) Disciplinary Core Ideas: ?PS1.A; PS1.B; LS2.C; ESS3.C ?Performance Expectations: ?MS-PS1-2; MS-LS2-4; MS-ESS3-3 Cross Cutting Concepts: ?Patterns; Cause and Effect Engineering Practices: ?Engaging in Argument from Evidence; Constructing Explanations and Designing Solutions? Kit Contains:?? Lake Water Sample, 250 mL Phosphorous Extraction Solution, 360 mL Phosphorous Reagent #2, 30 mL Universal pH Indicator, 20 mL Iron Indicator Solution, 20 mL Factory Soil Sample, 50 g Farm Soil Sample, 50 g Restaurant Soil Sample, 50 g Copper Indicator Powder, 30 g Phosphorous Indicator Powder, 30 g 75 Pipettes 5 Plastic Scoops Crime Scene and 3 Suspect Fabric Samples Microscope Slides, Box Coverslips, Box DOT Information: ?UN3260, Stannous Chloride, 8(III), Small Qty Exemption 49CFR173.4. *"Next Generation Science Standards" is a registered trademark of Achieve. Neither Achieve nor the lead states and partners that developed the Next Generation Science Standards was involved in the production of, and does not endorse, this product.