Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

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

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

In this science fair project, students make their own rain gauge to measure rainfall.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

The project determines which type of birds prefer which type of birdseed.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.