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Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Have your child create a little leprechaun to celebrate the season and create a little mischief.

This science fair project idea experiments with spinning color wheels and optical illusions.

Greek mythology offers up some of the most epic tales ever. This Greek mythology tree activity introduces him to some of the main characters in Greek mythology.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

In this science fair project you will make a model of a cell membrane using very simple material.

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

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

The goal of this project is to create an exciting topographical map out of dough.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Children research and make a timeline of an inspiring woman in this biography activity.

This science fair project idea investigates if fats add to the flavor of food.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea examines the reason boats are shaped and engineered.