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This science fair project idea demonstrates sonar mapping of the ocean floor.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

Choose a timeline to live without technology. Keep a journal of all the issues encountered. What are the benefits and cons of modern technology?

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

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

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.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

Science fair project that determines whether mass and weight are the same or different.

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

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Teach your child how butter is created by shaking up cream the old-fashioned way.

This science project has students study the idea of human beauty.

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

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!