It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

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

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

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.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

This science experiment has students test whether a snail moves faster on concrete or dirt.

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

In this science project, the center of gravity is explored.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

The project investigates how water and movement affects erosion.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Use pepper and soap to discover some fun facts about the properties of water.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This science fair project idea investigates whether air has mass and weight.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.