Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

Will the shape of an ice cube impact how fast the ice melts?

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Find out whether putting something on top of a plant will inhibit its growth.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

In this experiment we will be determining whether birds prefer certain colors of seed.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Make sourdough bread...and learn some colonial history and modern science in the process!

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This science fair project idea provides evidence that air is everywhere and takes up space.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?