Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This science fair project investigates why the number of visible stars changes from place to place.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

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.

Discover whether a metal will expand under hot water.

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

This project explores ways to prevent static electrical shocks.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.