This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

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

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Explore the belief in astrology as a predictive system.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Here's a science activity to help your child investigate how seeds are designed to travel.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

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