Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

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

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Science fair project that determines the correlation between wind direction and subsequent weather patterns.

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

Show your preschooler how to construct this very special planter for Mom. It makes a great pick-me-up, and it's easy for kids to make in a flash!

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

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Plants and light seem to be good buddies, but how far does the friendship really go?

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

A mixture of botany, exploration, Abstract Art and Pop Art color theoryâthis activity never gets dull! Start by exploring outdoors and finish with indoor art.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Learn with makes water molecules work with this fun and easy science activity!

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.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.