What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

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.

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

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Determine if gender affects the ability to identify different smells.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

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

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

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This science fair project idea investigates the difference in reaction times between boys and girls.

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 fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

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

This science fair project idea demonstrates that plants give off water.

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

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This biodiversity project examines the biodiversity in your own backyard.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.