What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

Describe the lives of commercially raised chickens. Contact local chicken farmers for information and advice. Write a detailed report about farming techniques.

Determine if each hemisphere specializes in dealing with specific functions. Include illustrations of the brain, it hemispheres.

Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

Test ability to distinguish between natural and artificial aromatherapy oils. Select fragrance, natural and synthetic sample. Volunteers state preference.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

Study the effect of music on blood pressure. Compare blood pressure readings before and after the listening session. Analyze results, write a detailed report.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

This experiment examines if space objects become round after reaching a certain mass.

This experiment will explore if and where fractals can be found in the natural world.

Experiment with fermenting various fruits, grains or syrups. Describe and illustrate the fermentation process in a detailed report.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

Consult astronomers for opinions and advice. Devise a mathematical argument regarding the probability of other planets supporting extra-terrestrial life.

Research fruits and their ripening stages, follow and document the different stages. Analyze what causes fruit to continue ripening after being picked.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.