This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This science fair project idea studies past and current fads and trends.

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

This experiment will explore whether fractals really repeat themselves infinitely.

Examine the effect of pressure on carbonation in soda.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

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.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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

This science fair project investigates why the number of visible stars changes from place to place.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

In this project students experiment with making music using only glasses of water.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.