Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

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.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science fair project idea investigates if fats add to the flavor of food.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

This science fair project teaches students about wilting and browning of salad greens.

The objective of this science fair project is to investigate salt water density.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This science fair project examines how seeds hitchhike on animals and clothing.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

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

People have favorite flavors, but what about ants? Which ant food is the most popular?

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

In this project, a basketball containing different psi is dropped to see how well it bounces.