Materials List: Temperature Tells All!
Model House Testing for Clean vs. Warm Air

Each group needs:

  • grass, straw or hay; enough to cover a few "model house" roofs
  • aluminum foil disposable pan or ~2 feet heavy duty aluminum foil
  • Popsicle or craft sticks
  • string or twine, 2 feet
  • Temperature vs. Time Worksheet
  • scissors

To share with the entire class:

  • large fan
  • bucket or cooler of ice
  • heat lamp with 100-watt bulb
  • 2 temperature probes/thermometers with digital readout
  • lighter or matches
  • testing platform, such as a ~2 x 2-foot cardboard box
  • 6-10 sticks of incense; more if groups test multiple times
  • matches or lighter
  • hot glue and/or duct tape
  • transparent plastic film, such as from a clear plastic bag; sized to fit over window opening(s)
  • roll of masking tape
  • utility knife or box cutter (for teacher use only)
  • pre-constructed model house composed of four foamcore board sheets each 13-in wide x 13-in long x 10-13-in high
  • stopwatch
  • (optional) computer and projector to show the class the Temperature Tells All Presentation, a PowerPoint® file