This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Word color association is just a fancy way to talk about the way we connect colors with words.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

This science fair project idea explores which fruit molds the fastest.

Determine if gender affects the ability to identify different smells.

This science fair project teaches students the differences between fruits and vegetables.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

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

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

This science fair project idea explores whether white light can be separated into different colors.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Construct batteries that make electricity from fruits with this fun science fair project.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.