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

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.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

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 experiment investigates the relationship between the temperature of a candle and its burn rate.

This basketball project explores the best way to make the perfect shot every time.

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.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

This simple experiment serves as an introduction to the greenhouse effect.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea explores the different properties of matter.

Make sourdough bread...and learn some colonial history and modern science in the process!

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

This science fair project teaches students about wilting and browning of salad greens.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.