The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This science fair project idea researches the effects of acid rain on plant growth.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

This science fair project idea explores whether talking to a plant will help it grow.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Free science fair project idea examining how different types of water affect plant germination and growth.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

This science fair project idea investigates whether plants can survive being frozen.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

This science fair project idea determines if the color of light affects the growth of plants.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

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.

Examine the impact of insecticides on plant growth.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.