Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Your kindergartener will learn basic math concepts and create a beautiful keepsake with this African flag reference book.

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

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

Recycle old materials to create a fun, brain-teasing maze toy that also strengthens your child's math reasoning skills.

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.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

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

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.

Make fractions easy for your child to understand by incorporating their discussion and practice into meals and cooking that you two participate in together.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Try this card game to build math fact skills, like addition and subtraction, and have a great time, too!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

How powerful is the reaction between baking soda and vinegar? Find out here!

This little chick is so cute that your child will want to make a whole flock to call her own.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

Do you think heat can affect a plant's growth rate?

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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.

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.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Here's an Easter themed math game to reinforce your child's logical reasoning and place value skills.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

First graders spend lots of time learning double digit numbers. Here's a "green" way to build skills and have some old time family fun, too.