Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

This project involves the programming and development of a 3D Rubik's Cube application using C++.

This science fair project idea produces varying pitches of sound.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

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

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Investigate which substances are most effective at removing salt from water.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Determine if left-handed people have faster response times.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

In this project children practice the scientific method while playing with puffy paint.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Test whether cutting up meats will make it cook faster than just cooking it whole.