Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

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

Hunt for natureâs treasure, the many different products made by trees!

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

The objective of this science project is to determine the length of time for different seeds to germinate.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

Are you ready to pilot your own airplane? Well, then take to the skies with this high-flying project!

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Your child will decorate a headband with any bugs they can think of, then they'll add antennae so they can pretend to be a bug!

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

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