Learners hypothesize about and experiment with soil erosion in this hands-on activity.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under 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 idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

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

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

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

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

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

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 pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.