The project investigates how water and movement affects erosion.

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

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.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

This science fair project idea explores how length affects the weight a bridge can hold.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Construct and experiment with a periscope using reflected light rays to gather an image.

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

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Determine if gender affects the ability to identify different smells.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.