This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This project determines what category of person is most likely to be ticklish.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

The project investigates how water and movement affects erosion.

Using a toy race car kids create a visual model of the Doppler Effect.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Here's a science activity to help your child investigate how seeds are designed to travel.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.