The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project idea examines the reason boats are shaped and engineered.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

This science research project challenges students to think of more effective lobster farming methods.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

This project examines what types of objects burn and which burn faster and cleaner.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

This science fair project idea determines if the temperature of rubber effects how high it bounces.

In this activity your child will create their very own marble maze!

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

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

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

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

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

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Learn with makes water molecules work with this fun and easy science activity!

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.