Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

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.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

The project determines which type of birds prefer which type of birdseed.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

This science fair project idea investigates how color affects temperature.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

This science fair project idea examines which type of insulation holds in the most heat.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

This science fair project idea investigates how the shape of an object affects drag.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.