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

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

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

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.

Learn how different types of soil affect how animal tracks form in this experiment!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Using a toy race car kids create a visual model of the Doppler Effect.

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Do different types of oil mix or stack? Find out in this science fair project idea!

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Start your toy engines -- this is going to be a fast and friction-filled race!

Determine if gender affects the ability to identify different smells.