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6th Grade Science Fair Projects

Topic Ideas & Help for 6th Grade Science Fair Projects


One of the hardest parts of doing a science fair project is coming up with a good idea.

One of the hardest parts of doing a science fair project is coming up with a good idea.

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Get ideas for 6th grade science fair projects. These are topics and experiments suitable for upper grade school or entry level into middle school.

  • What types of fruits or vegetables are suitable for making a battery?
  • What exactly does a vacuum cleaner pick up? Use a magnifying glass or microscope to look at the contents of a bag or canister.
  • Does coloring carbonated water change how its taste is perceived?
  • How long does it take for milk to go "bad" refrigerated and unrefrigerated?
  • Do all crayons have the same melting points? Why or why not?
  • Do different types of carbonated sodas have different pH?
  • Can you tell different brands of soda pop apart based on taste?
  • Do some plants grow better inside than outside?
  • Which type of water contains the lowest amount of chlorine?
  • What type of insulation holds in heat the best?
  • Do different types of knots affect the breaking strength of a rope?
  • Does wiping a doorknob with an antibacterial wipe really reduce the numbers of bacteria? Does using hand sanitizer really reduce the amount of bacteria on your hands?
  • How do different flame retardants affect the flammability and burning rate of cotton?
  • Which cooking method results in the least loss of vitamin C?
  • Does temperature affect the maximum size you can inflate a balloon?
  • Do the color of a crayon affect how long of a line it will write?
  • Does changing the temperature affect how long a pen will last?
  • Do all types of bread mold at the same rate?
More Science Fair Project Ideas

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