Materials List: Clean, Green Washing Machine Challenge

Each person needs:

Each group needs:

  • 3 white rags (100% cotton)
  • squeezable container of mustard
  • black Sharpie marker
  • tray or a plate
  • plastic spoon
  • plastic gloves (optional)
  • safety goggles (optional)

For the class to share:

  • water
  • enzymatic laundry detergent (such as Seventh Generation Free & Clear; other brands available online)
  • Ziploc plastic bags (gallon sized)
  • Ziploc Plastic storage containers (quart sized)
  • marbles (enough for several per group)
  • dice (enough for several per group)
  • 100 mL pourable containers or graduated cylinders