Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Here's a fun activity that will have your child teaching you for once, while you find out exactly what she is learning in school.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Hunt for natureâs treasure, the many different products made by trees!

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

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 experiment will use computers to examine how the famous Mandelbrot set can be manipulated in fractals.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

Science fair project that builds a magnetometer and demonstrate its uses.

This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.