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Science Fair Project Ideas

Find the 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 science fair project idea explores whether talking to a plant will help it grow.
Talking to Plants
Elementary School
Third Grade
Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.
What Kind of Light will Produce the Greatest Plant Growth, Regular Light or a Fluorescent Bulb?
Middle School
Medium
Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.
Water the Plants! Add Sugar? Would Adding Sugar to the Water Increase the Growth of Plants?
Middle School
Easy
This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.
How does Phototropism Affect the Growth in Green Plants?
Middle School
Easy
Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.
Do Plants Need Water?
Third Grade
Fourth Grade
The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.
Cook Seeds Before Planting?
Elementary School
Botany
Check out this cool, simple and fun Biology science project idea for middle school students on the effect of the position of artificial light on plant growth.
What Effect Does the Position of Artificial Light Have on Plant Growth?
Middle School
Easy
The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.
The Best Choice for Growing Large, Flowering Plants
Middle School
Botany
Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves
Plants and Water
Kindergarten
Elementary School
Check out fun and easy idea on middle school science project about transpiration and the relationship between size of the leaves and rate of transpiration.
Relationship Between the Size of the Leaves and rate of Transpiration in Plants
Middle School
Easy
Easy middle school science project idea on asexual reproduction and design the study to determine the ability of plants to propagate from vegetative parts.
Study the Ability of Plants to Reproduce Asexually by Vegetative Propagation
Middle School
Life Science
In this middle school project find info on the role of plant hormones on apical dominance, stimulation of fruit development and shedding of leaves and fruits.
Effect of Plant Hormones on Apical Dominance, Fruit Development and Abscission
Middle School
Life Science
Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.
A Plant's Favorite Color
Middle School
Botany
Check out this fun middle school science project about the factors affecting the growth and direction of roots, stems and leaves in dicotyledonous plants.
Factors affecting the Direction of Growth of Roots, Stems, and Leaves in a Dicot Plant
Middle School
Life Science
Learn how to test for the production of carbon dioxide by respiration in plants with this science fair project.
Plant Respiration
Middle School
High School

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