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Science fair project that determines how your mirror image differs from your actual image and how virtual images are constructed.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

This science experiment tests if dog saliva can really help heal wounds.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

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

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

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

Start your toy engines -- this is going to be a fast and friction-filled race!

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.