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 project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea investigates how the shape of an object affects drag.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

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

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.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

This science fair project idea determines which method of hand cleansing is the most effective.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This project compares the strength of one, two, and three-ply toilet paper.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.