This science fair project investigates why the number of visible stars changes from place to place.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

This science fair project teaches students about wilting and browning of salad greens.

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Discover which fabrics shrink the most in the wash and why.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

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 recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

Make a spring collage with your child to get them outside and those creative juices flowing!

In this fun experiment, we'll find out how color affects heat absorption!

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

What happens when colored beams of light mix? You might be surprised.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

This science fair project idea explores whether white light can be separated into different colors.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.