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.

In this project, waves of vibrations are experimented with using water in glasses.

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.

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.

This science fair project idea explores the different properties of matter.

This science fair project idea explores the different properties & interactions of sugar molecules.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

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

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.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This science fair project idea investigates whether plants can survive being frozen.

This science fair project idea explores substances that cause a bubble to last longer.

In this project students experiment with making music using only glasses of water.

This science fair project idea explores whether talking to a plant will help it grow.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.