Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

Test ability to distinguish between natural and artificial aromatherapy oils. Select fragrance, natural and synthetic sample. Volunteers state preference.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

This science project has students study the idea of human beauty.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

In this middle school activity, your child will learn how to press plants and create her very own herbarium, or plant library! Here's how:

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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?

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Study the effect of music on blood pressure. Compare blood pressure readings before and after the listening session. Analyze results, write a detailed report.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

Teach your child how butter is created by shaking up cream the old-fashioned way.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.