It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

Most timeline activities are all about history. Make timelines more relevant and personal for your child by focusing on the hours and minutes of his day.

Reusable Christmas gift bags are eco-friendly and pretty. Make a batch of reusable Christmas gift bags for your friends and family this holiday season.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

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 project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Let your kid try his hand at engineering as he builds and tests two different structures made out of rolled newspaper. Which one is the strongest?

This project explores whether music affects the growth and health of plants.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

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

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Get your reluctant teen excited about writing: by alternating "found" phrases from a favorite book with his own writing, he'll create a unique, profound poem.

Help your child harness her feelings about a favorite city, by using her city knowledge to produce a poetic composition.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

This project investigates the affect of storage temperature on microwave popcorn.

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

In this activity, your child will learn and teach someone else five finger breathing, and they will also draw a picture of their experience.

In this fun science project your child will get practice following directions and getting messy as they learn all about slime!

Play a game of "restaurant" to reinforce real-world applications of counting and using money.

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.

Children will reflect on the importance of diversity and brainstorm ways to support people in their community who may feel alone, researching local organizations that strive to help those people.

Kids put their geography knowledge to the test in this balloon volley game inspired by the Dr. Seuss book "Oh the Places You'll Go".

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.