It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Is it a square or a circle? See if you can trick your friends with this zany science project!

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

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This project examines whether people's taste perception is influenced by what they see.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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.

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.

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.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Using a toy race car kids create a visual model of the Doppler Effect.

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

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

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

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

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.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

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

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This science fair project idea determines which method of hand cleansing is the most effective.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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