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Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

In this science fair project, students create their own miniature salt flats at home.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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

Learn all about balance and motion as your child designs a corn maze!

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

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.

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

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

This science fair project investigates why the number of visible stars changes from place to place.

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

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This science fair project idea examines which type of insulation holds in the most heat.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.