instruction: If I was trying to build a garden shed, categorise each of the following as either "useful" or "not useful". A banana,  a hammer, nails, screws, personal protective equipment, an assistant, wood, kitchen knife, spoon, ice, magnifying glass
response: The following items would be "useful" to help you build a garden shed: 
  
  A hammer
  Nails
  Screws
  Personal Protective Equipment 
  An assistant 
  Wood 
  
  The following items are "not useful" to help you build a garden shed: 
  
  Banana
  Kitchen knife 
  Spoon
  Ice 
  Magnifying glass