Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

In this activity your child will create their very own marble maze!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Leave your computer on 24/7. Will this lead to to more frequent crashes, freezes, and a slower processing speed? Find out in this science fair project idea.

This project examines which style of central-air system filter traps the most particles from the air.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.

This science fair project idea demonstrates that plants give off water.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Science fair project that determines whether wireless networks damage living plants. Are WiFi radiation hazardous to your health?

Will people still feel hungry once they eliminate grains from their meal? Find out in this science fair project idea!

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

Evaluate the ability of a biodegradable dish detergent to increase the penetration of water in hydrophobic soils.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.