Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

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

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

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.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

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

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

In this science fair project, students create their own miniature salt flats at home.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Try this chemistry experiment with your curious kid and get some "shocking" results!

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

This science fair project idea determines what household items are good conductors of electricity.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This science fair project idea determines what household items are good conductors of electricity.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.