Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

This science fair project idea investigates the relationship between memory and age.

This science fair project idea investigates how different disinfectants work in killing germs.

This project concerns activity happening millions of miles away, on the sun.

Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

This science fair project idea examines whether boys and girls differ in reflexes.

This project examines whether and what associations exist between numbers and letters and colors.

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

This science fair experiment examines the relationship between gender, age, and smiling.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

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

This science fair project determines whether most people will notice that a game of chance is very slightly rigged.

Figure out which fruit has the most vitamin C (ascorbic acid) in this fun science project!