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Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

Explore convex and concave objects and how they reflect light.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

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.

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?

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

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

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This project explores whether music affects the growth and health of plants.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

This experiment examines whether social orientation (extroversion or introversion) is correlated with memory.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.