Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

Whether it's a bag lunch, goody bag, or used to decorate a table, this cute little fox bag is sure to make your kid smile.

Practice counting with this winter kindergarten art project! As your child sculpts a clay igloo, he will work on math and dexterity and learn about snow.

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Put your kid in charge of her own survey! She'll poll her relatives and friends, collect information, and then create a colorful chart to display her findings.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

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

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Support your first grader's counting and reading skills while laughing and running in this fun playground game.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Help your child sharpen time skills by creating a special day and charting each part in a detailed schedule.

Start the new year with this fourth grade math "Calculation Challenge!"

This science fair project idea discovers the effect of (high) heat on animal cells.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

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

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

The Kindergarten Personal Record Book makes measurement fun & active! Kids record their vital statistics from head to toe using unusual tools like paper clips.