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.

Does your child need counting help? Here's a simple game that kids can do at home to help them practice counting to two-digit numbers.

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.

Help your child make an imaginative, inexpensive spaceship from recycled materials. When the spaceship is ready, count backwards from ten and then BLAST-OFF!

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 simple math activity, your young learner will compare two types of Valentine's Day candy using a Venn diagram.

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.

Reuse old cardboard boxes and popsicle sticks to create a miniature sled that is perfect for pretend play with dolls or action figures.

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

This project tests the hypothesis that dark colors absorb more heat than light colors.

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.

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

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

Help your child stay physically and mentally active with this group aerobic fitness game that's good for the heart and mind alike.

Build your child's vocabulary by exploring and discussing spatial relationships during everyday activities such as building, rearranging, and ordering.

Play this game that lets you create your own silly monster drawing and helps your child practice her counting skills!

Use old coffee cans and socks to make a beanbag toss game for kids in preschool and kindergarten. This activity is great for math and coordination.

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.