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 activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

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

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

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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

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.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This science fair project idea investigates if fats add to the flavor of food.

An home science experiment for older students that teaches about the science behind heat.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.