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Life Science - Science Fair Project Ideas

Find the life science, science fair project ideas you're looking for. Many different science fair projects are available for you to browse through and get ideas for your own science fair project.

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This project tests the feasibility of earthworms as a means of recycling kitchen waste into fertile garden soil.
Can Earthworms be Used to Recycle Kitchen Wastes into Fertile Garden Soil?
Zoology
Fourth Grade
Make a model of a power plant that uses steam! This article includes step-by-step instructions.
Geothermal Power Plant Model
Botany
Middle School
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
Botany
Zoology
The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.
Which Does the Brain Process First: Colors, Shapes, or Words?
Anatomy
Middle School
What is vegetative reproduction or cloning? How does cloning work in plants? Do this free science fair project and explore plant cloning.
Clone a Plant
Botany
Middle School
This experiment evaluates whether a personâs dominant hand is more sensitive than their non-dominant hand.
Is Sensitivity Heightened on Your Dominant Side?
Life Science
Middle School
In this free science fair project idea, we model the movement of worms and fish by analyzing their swim bladder and peristalsis movement methods.
Creative Movements: What Causes the Wavelike Movement in an Earthworm’s Body?
Zoology
Elementary School
This science project teaches students to classify leaves based on shape.
The Geometry of Leaves
Botany
Middle School
This science fair project idea explores the different parts of the human ear and models how the human ear reacts to sound waves.
How Do We Hear?
Anatomy
Elementary School
This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.
Greenhouse Project
Botany
Third Grade
The objective of this science project is to investigate patterns in fingerprints among family members.
Fingerprints? Do Parents and Children Share Similar Components and Patterns?
Genetics
Middle School
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
Anatomy
High School
This science fair project observes dominant and recessive traits in angelfish.
Observing Dominant and Recessive Traits in Angelfish
Genetics
Middle School
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
Life Science
Botany
This science fair project examines the biodiversity in your own backyard.
Backyard Biodiversity
Life Science
Elementary School

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