Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

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.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Create a bee garden to help shelter bees in your area.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Get a fun science fair project idea for high school students on the basic and current information on the process of propulsion.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Construct batteries that make electricity from fruits with this fun science fair project.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This science fair project idea raises awareness of a real ecological issue.

This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Will the shape of an ice cube impact how fast the ice melts?