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.

Okay, identifying place value isn't as fun as eating ice cream, but with a few index cards and a competitive spirit, it can be disguised a game!

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.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

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

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

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!

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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

Try this fun addition game with your second grader! Arrange playing cards to find the largest possible sums.

Boost creativity with this simple activity where kids make up biographies of people they find in old magazines.

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!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.