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!

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

This science fair project idea explores whether color affects a person's emotional state.

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

Learn with makes water molecules work with this fun and easy science activity!

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.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

This project explores ways to prevent static electrical shocks.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

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

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

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

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

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

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.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

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.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

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

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

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.