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

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

In this experiment, the weight of aluminum cans will be compared.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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 idea determines if the size of the parachute will change the rate at which an object falls.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

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

This science fair project idea measures and compares effects of chemical weathering, specifically carbonation, on different kinds of rocks.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

This science fair project idea researches the effects of acid rain on plant growth.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This project determines what category of person is most likely to be ticklish.