STEM Instructional Materials

This unit explores Performance Expectations MS- LS2-4, LS2-5 by having students collect local ecosystems data with a variety of computational tools: pH sensors, turbidity, oxygen levels and temperature – and to develop a presentation to communicate how and why their stream is a healthy habitat, or not!

Unit Overview

Grades: 6-8

Duration: 18 sessions


  • Student access to the Internet
  • Student notebooks
  • Evidence logs
  • Driving question board
  • Site assessment data sheets
  • Vernier Temperature Probe
  • Vernier Dissolved Oxygen Probe
  • Vernier pH probe
  • Vernier Turbidity Probe
  • Student notebooks
  • Safety goggles
  • Chromebooks/laptops
  • Chart paper
  • Markers
  • Video camera (on phone)