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High School Life Science - Science Fair Project Ideas

Great selection of high school science fair project ideas. These science fair projects can help you find high school level ideas for your science fair.

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This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.
How Do Carnivorous Plants Digest Insects?
High School
Life Science
Do dogs respond to sounds or commands in training? This experiment tests this theory in a fun way!
Dog Science Fair Project: Do Dogs Understand Sounds or Words?
High School
Zoology
This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.
Natural Herbicide vs. Commercial Herbicide
High School
Life Science
Feeling skittish about eating some seafood? This project tests the freshness of various clams purchased from local fish markets.
Are Your Clams Safe to Eat?
High School
Zoology
This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.
Using Mirrors to Create Phantom Sensations
High School
Anatomy
This science fair project idea demonstrates how our fingers prune when in water.
Osmosis: Why do our fingers prune when immersed in water?
High School
Life Science
This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.
Which Wheel Works Best? An Exploration Into Skateboarding
High School
Life Science
Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.
Is a Denser Fruit Healthier?
Life Science
Ninth Grade
This science fair project idea tests the efficacy of both synthetic and natural antibiotics.
Natural vs. Synthetic Antibiotics: Which Works Better?
High School
Life Science
The objective of this science fair project is to examine the cleanliness of salad preparation techniques.
What Method of Preparing Salad Eliminates the Most Bacteria?
High School
Microbiology
Which is the strongest? The objective of this project is to test the strength of composite wood and solid wood.
Are Composites of Wood Stronger than Solid Wood?
High School
Botany
All living things have energy. The objective of this science fair project is to prove that different varieties of nuts produce energy.
How Much Potential Energy Do Different Nuts Have?
High School
Botany
This science fair project idea determines the fragrance, color, and flavor that are most attractive to bees.
Which Characteristic is Most Influential in Attracting Bees to a Flower: Fragrance, Color, or Flavor
High School
Botany
The objective of this science fair project is to determine whether planaria reproduce asexually by regeneration.
Regeneration: Do Planaria Really Do It?
High School
Microbiology
This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.
Which Part of the Walnut Tree Contains the Greatest Concentration of Allelopathic Substances?
High School
Life Science

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