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!

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

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.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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.

This science fair project idea compares biodiversity between drops of water.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

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

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.