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

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

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

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Children learn about mindfulness tools that may support them to manage their emotions. Then they will create their own video to teach others these same mindfulness tools.

Discover how and which salt melts ice the quickest.

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 science fair project idea explores substances that cause a bubble to last longer.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

Master addition, subtraction, multiplication, and division through practice in this fun math game designed for fourth grade!

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

To practice place value, here's a fun hands-on activity to get your child flipping through place value with ease!

Create a fun hands-on game to practice long division, using magnetic numbers on a fridge.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Help your children practice their presentation skills by helping them create their very own show called "The Daily News."

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Work on division with remainders in this fun fourth grade math board game.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.