Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Help your curious kid cut through the clutter and collect the facts with a simple and fun science foldable.

Does your fifth grader need a study buddy for geometry? Forget about a tutor. Help him make his own geometry dictionary!

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Combine an introduction to shape and counting with a springtime art project by showing your kindergartener how to create a vibrant rainbow mosaic.

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!

Head out to the driveway, ball in hand, for a bouncing challenge. Then use those results to make a colorful graph that lets your child compare results.

Help your kindergartener practice counting from one to ten with this fun outdoor activity. Make a "My Backyard Counting Book" to review counting to ten.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

This simple bookmaking activity will introduce and reinforce alphabet and number recognition skills that have been taught at home or learned in preschool.

Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

Do a little kitchen chemistry as you make your own bubble solution and bubble-wand shapes!

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Learning to identify and categorize different geometric shapes is a big goal for early learners. And your neighborhood is the perfect place to start!

Put numbers and letters together -- key kindergarten math and reading skills -- while creating a marvelous game piece for outdoor play!

Give your child some practice with even numbers, while creating a cute Christmas keepsake. Create this skip counting book.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

Learn how to count in Spanish. Your child will practice her numbers and build her reading skills while learning a bit about Latino culture along the way.

Take math off the page and into the real world. This simple game gives kindergarten kids hands-on practice with basic addition.

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