This science experiment has students test whether a snail moves faster on concrete or dirt.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

In this science fair project, students make their own rain gauge to measure rainfall.

In this experiment, you will be making your own paper flashlight by conducting electricty with graphite.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

Start your toy engines -- this is going to be a fast and friction-filled race!

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Figure out which fruit has the most vitamin C (ascorbic acid) in this fun science project!

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

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

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

This experiment will explore the possibility of creating an infinite object by hand.

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

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

This science fair project demonstrates the "power of conformity".

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?