This science fair project idea investigates whether plants can survive being frozen.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea determines which method of hand cleansing is the most effective.

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

This science fair project idea explores substances that cause a bubble to last longer.

Do different types of oil mix or stack? Find out in this science fair project idea!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

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

This science fair project idea explores whether color affects a person's emotional state.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project idea examines which type of insulation holds in the most heat.

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

This science experiment tests if dog saliva can really help heal wounds.

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea determines if the color of light affects the growth of plants.

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

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

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

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

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.