Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

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

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Check out this cool science fair project on identifying rocks and minerals for kids.

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

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

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

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

This science fair project idea compares biodiversity between drops of water.

In this fun experiment, we'll find out how color affects heat absorption!

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

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

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

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

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This experiment tests which gender is better at catching how a magician performs his tricks.

Challenge your learner to design and build a city of their own in this creative engineering activity.

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

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.