The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

Set your teen on the beat in a real world "crime scene" investigation. Can he tell whose fingerprints are on a drinking glass?

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

This science project researches the correlation between barometric pressure and wind velocity.

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

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

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?