This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

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 science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

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

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

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.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Find out which type of sponge holds the most water.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Learn all about balance and motion as your child designs a corn maze!

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

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 project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Is your child a young ornithologist in the making?

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

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

This easy at-home experiment is a great way to "see" science.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!