This science fair project teaches students the differences between fruits and vegetables.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Do you think heat can affect a plant's growth rate?

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This science fair project idea identifies clouds as a means of predicting the weather.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

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

This science fair project idea researches the effects of acid rain on plant growth.

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 examines the reason boats are shaped and engineered.

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

Construct and experiment with a periscope using reflected light rays to gather an image.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Discover whether a metal will expand under hot water.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!