A hands-on science lab for kids!
Cart 0

Science Fair Project Ideas

Grades 1 and Up

Electricity

  • Which metals conduct electricity the best?
  • Which brand of battery lasts longest?

Physics

  • What angle will enable a Slinky to go for the best walk?

Geology

  • How are rocks classified?
  • What factors affect the growth of crystals?
  • What building shape can best survive an earthquake?

Chemistry

  • Which brand of orange juice has the highest vitamin C content?
  • Which shampoo works best to remove oil?
  • Which gum blows the biggest bubbles?
  • Which metal rusts faster?
  • Which magnet is the strongest?
  • Does temperature affect the rate of popcorn popping?
  • Can you melt a bowl of ice faster in a microwave or by pouring hot oil on it?
  • Do different soaps produce different sizes of water bubbles?
  • Do different soaps produce different sizes of dry ice bubbles?
  • Can Aloe Juice Save Your Berries from Mold?
  • How Much Water is Absorbed by different types of Dried Beans?
  • What is the greasiest brand of potato chip?
  • How can you make the bounciest putty?

Biology

  • Which medium grows bacteria the fastest?  (metal, wood, plastic)
  • Are boys my age taller than girls my age?
  • Are left thumbprints identical to right thumbprints?

Grades 4 and Up

Electricity

  • Can only a potato generate electricity or can other root vegetables like a sweet potato?
  • Can only a lemon generate electricity or can other citrus fruits like a grapefruit?
  • Does heat have an impact on battery life?

Chemistry

  • What is the effect of salt on the freezing point of water and other liquids?
  • What happens to the volume of water when it freezes?
  • How is light affected by passing through water?
  • Can I blow a bubble into a non-spherical shape?
  • How can the oxidation of fruits be prevented?
  • Does temperature effect odor?
  • Which antacid neutralizes the most stomach acid?

Physics/Engineering

  • Does the inflation pressure in a soccer ball effect the distance it travels when kicked?
  • Is the wattage listed for a lightbulb always accurate?
  • Which brand of pencil is the best?
  • Will increasing the temperature of a room alter the frequency of a sound wave?
  • Will shining a light at a source of sound alter the frequency of a sound wave?

Astronomy

  • What does a to-scale model of our solar system look like?

Mathematics

  • Is there a statistical advantage to winning in baseball for the team that scores first in the game?
  • Is there a statistical advantage to winning in football for the team that scores first in the game?
  • Is there a statistical advantage to winning in soccer for the team that scores first in the game?

Biology

  • How does listening to different kinds of music affect a person's heart rate?
  • What are the effects of video games on a person's heart rate?

Older Post