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.

Construct batteries that make electricity from fruits with this fun science fair project.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

In this science fair project, students create their own miniature salt flats at home.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

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

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project will help students learn about non-vascular plants, such as mosses.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Examine the effect of pressure on carbonation in soda.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.