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In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This science fair project idea determines the probability of a coin landing heads or tails.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Discover which fabrics shrink the most in the wash and why.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project idea investigates how color affects temperature.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This science fair project idea explores the egg's thin membrane.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.