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

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

Examine how a battery can be made from everyday materials.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

Does nail polish really slow the growth of nails? Explore in this science fair project idea.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

Determine which metal has the highest rate of conductivity.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Can you wink? Is your ability to wink genetic or simply based on chance? Find out in this science fair project idea!

In this science fair project, students test how objects float and sink in liquids of different densities.

This science fair project idea investigates how the shape of an object affects drag.

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

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

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

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Study and categorize the functions and types of genes. Run gene experiments chosen from links. Analyze data, explain ideas in a detailed report.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.