Make sourdough bread...and learn some colonial history and modern science in the process!

Have your child try her hand at creating a colorful, beaded necklace that's not only stylish, but also tells a story.

This science project allows students to study the psychology of happiness.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea explores whether color affects a person's emotional state.

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

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

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

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.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

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.

An ancient form of writing gets new life in an activity designed to help your child read understand what life was like for early Native Americans.

Craft a paper rocket in this hands-on activity inspired by the life of Mae Jemison!

Your second grader can honor two renowned U.S. Presidents--Abraham Lincoln and George Washington--by crafting larger-than-life pennies and quarters!

Help your fourth grader design a first class postage stamp for a hero who stood up for the dignity of people from all walks of life.

On Martin Luther King Day, help your third grader create an original "scratch art" card to thank a person who has made a difference in his life.

Give your child a taste of life in Civil War era America by mixing up a batch of old-fashioned cornbread, adapted from a 19th century recipe.