This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

This science fair project idea compares the cuteness reaction between genders.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

This science fair project idea determines the most effective method of preserving food.

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

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

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

In this project, waves of vibrations are experimented with using water in glasses.

This experiment will explore the best way to create a perfect soft-boiled egg.

This science fair project idea investigates how images are influenced by changes in light.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This science fair project idea outlines the practical applications of particular origami folding techniques.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

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 idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

This science fair project idea determines if the color of light affects the growth of plants.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

This science fair project examines the different composition of fungi and plants.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

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

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

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