Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

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

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Examine the effect of pressure on carbonation in soda.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

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

This project examines what types of objects burn and which burn faster and cleaner.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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

Learn all about balance and motion as your child designs a corn maze!

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

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

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.