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Science fair ideas

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What Has the Most Vitamin C?

Vitamin C boosts your immune system and your health. The purpose of this science fair project is to determine which fruit juices have the most Vitamin C.

Does Vinegar Kill Germs?

In this project, vinegar and salt act as preservatives keeping bacteria from growing in the bouillon mixtures.


This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Does Gelatin Slow Down the Melting of Freezer Pops?

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Melting Crayons

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Does Water Temperature Cause Metal to Expand and Contract?

Discover whether a metal will expand under hot water.

Color Me Hot!

This project tests the hypothesis that dark colors absorb more heat than light colors.

Hot Dog Mummy

In this experiment you will replicate the mummification process by making a hot dog mummy.

Pepper and Soap Experiment

Use pepper and soap to discover some fun facts about the properties of water.

Color Changing Milk Experiment

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

How Do Weather Conditions Affect How Fast a Puddle Evaporates?

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Potato Chip Science: How Greasy Are Your Potato Chips?

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Low Fat, Low Taste?

This science fair project idea investigates if fats add to the flavor of food.

Blindfolded Taste Test

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

Taste Perception

This project examines whether people's taste perception is influenced by what they see.

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