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?

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

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

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.

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

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

In this project, different childproof containers are tested to see how childproof they really are.

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

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

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

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

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

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.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.

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

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

This science fair project idea experiments with spinning color wheels and optical illusions.

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

Plant a mini herb garden and teach your child about science and nature.

In this project, the affects of vitamin E are observed on a rose petal.

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

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.

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

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

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws