Here's a hands-on activity that first grade use to help kids get a feel for equations. It uses popsicle sticks to practice addition and subtraction!

Show your kindergartener how to count to 100 by tens, and he'll get an adorable cheerio necklace in the process!

Help your kindergartener review shapes - and build early reading skills - with this creative book project.

In this activity, your child will learn to name the numbers from 1 through 5 and they'll practice their counting skills.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

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

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

This science fair project idea deals with the qualities of shade on a sunny day.

Your preschooler will not realize she's practicing her counting skills while playing with this interactive cereal abacus!

Your child will learn more about coins and their denominations as he's asked to identify similar coins.

Practice measurement using centimeters in this fun math race designed for your second grade student!

Help your kindergartener learn to manage a telephone with this homemade keyboard that also helps kids practice letters and numbers.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

This project examines the concentration of dissolved oxygen in water, with and without oil.

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Create a counting book, in order from 1-30, to help your child figure out a variety of ways of recognizing and representing numbers.

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

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

This Halloween math activity book is a whole lot of fun.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

First grade math includes lots of work with two-digit numbers. Here's an activity to help kids practice recognizing and sequencing numbers from 1-30.

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

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

This science fair project idea identifies clouds as a means of predicting the weather.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.