Each group needs:

• aluminum foil (for prototyping)
• white board or poster paper to record process and data

To share with the entire class:

• metal sheets (some options listed)
• copper 
• steel
• aluminum foil
• coatings (some options listed)
• wax paper
• petroleum jelly
• plastic wrap
• car wax
• primer
• dishpans, larger totes, or kiddie pool (for trial experiments and/or control)
• scissors
• leather or cut-resistant gloves (recommended)
• pliers (recommended)
• pennies (or other “cargo”)

Teacher materials:

• air tight storage container for metals
• small condiment cups (for measured coatings)
• salt (to add to water)