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How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea examines whether boys and girls differ in reflexes.

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

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea determines the probability of a coin landing heads or tails.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

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

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

This science fair project idea determines if the color of light affects the growth of plants.

Help your child add some flair to the family garden with pencil pinwheels!