Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Find the area in this fun math card game. You'll help your child start thinking in terms of units as you create shapes out of playing cards.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This project makes learning the difference between warm and cool colors easy and fun. And it's a great intro to complimentary colors - great for pop art!

On Martin Luther King Day, help your third grader create an original "scratch art" card to thank a person who has made a difference in his life.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

How powerful is the reaction between baking soda and vinegar? Find out here!

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

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

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Make a treasure hunt for the kids complete with clues and theyâll be thrilled to find the gelt at the end of their search.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Young scientists develop a hypothesis, conduct an experiment, and then revise their hypothesis to find out which common household liquids dissolve candy corn.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Show your third grader how to craft his own version of the symbolic Olympic rings using some easy-to-find art supplies!

Make a personalized pillowcase for your third grader with his old-fashioned silhouette image. You won't be able to find these in stores!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

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.

Many kids find themselves especially challenged by writing in third grade. Here's how you can help, using a technique called "storyboarding."

Help your child find a creative way to say "I love you" with this sign language card that she can give to someone special in her life.