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Help your child understand surface tension by showing them how they can create a "skin" on top of water.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

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

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

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

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

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

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

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 builds models of various types of bridges and then determines which bridge design is the strongest.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Make sourdough bread...and learn some colonial history and modern science in the process!

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.