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

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

In this science fair project you will make a model of a cell membrane using very simple material.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

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

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

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.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Cleaning can be a chore, but not with this sudsy experiment!

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

This project determines how much the rebound rates of tennis balls change after ten games.

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Learn with makes water molecules work with this fun and easy science activity!

This science fair project idea assesses the effect of music on work performance.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This project examines which type of dance burns the most calories.

This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.