How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

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

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

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.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

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 fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

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

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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

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

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

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

Construct batteries that make electricity from fruits with this fun science fair project.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!