In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

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.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Learn the anatomical and physiological differences between central and peripheral visual systems.

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.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

The objective of this science project is to investigate why NASA has been using aerogel for the Stardust Project for collecting gas and dust from comets.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Here's a way to make history both interesting and relevant: design a garden using plants that were used by people in colonial times!

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Determine how we can separate the components of a solution

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This project examines how temperature affects the volume of gas in balloons.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

Evaluate gender differences in processing visual information.

This science fair project idea explores which kinds of earplugs are the most effective.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.