Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Do you think heat can affect a plant's growth rate?

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

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

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Here's a guide to starting a community clean-up project from scratch.

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

This project researches whether the type of land use affects the water quality of Queenstown Creek.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

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.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.