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Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

In celebration of Earth Day, help your fifth grader write a poem from the Earth to its inhabitants.

This science fair project will help students learn about non-vascular plants, such as mosses.

This experiment investigates if small changes in your diet can alter your basal body temperature.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

This experiment will explore the possibility of creating an infinite object by hand.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

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.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

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.

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Can cells be frozen? This science fair project provides information to answer this question.