Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

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

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

This project examines how temperature affects the volume of gas in balloons.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Can cells be frozen? This science fair project provides information to answer this question.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Determine whether the application of Febreeze will lower the bacterial count.

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

This project compares different liquids and the freezing, melting and boiling points of liquids.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

This experiment investigates if stress alters body temperature.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This Christmas plate features your child's favorite holiday things through drawings. Make a Christmas plate with your child this holiday season.

This project explores whether music affects the growth and health of plants.

This project explores what happens to a rubber band when it is heated and cooled.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

The project idea is to understand why chocolate turns white and to determine the fastest way that this process can occur.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."