This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science fair project idea determines which colors are more difficult to read at a distance.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

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

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Science fair project that compares tap water and bottled water for the presence of common impurities.

This preschool activity uses paint chips to help your child learn about different shades of colors and how to find different colors in nature.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

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

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

This science fair project idea determines which flower lasts the longest.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Use pepper and soap to discover some fun facts about the properties of water.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

Help your child celebrate the summer and the sun by making a sandy seascape.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

Make edible amber fossils with your second grader to explore the fascinating world of science!

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

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

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Try this chemistry experiment with your curious kid and get some "shocking" results!