Familiarize your preschooler with the concept of numbers one through five and counting with this hands-on activity.

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

Does your preschooler like cereal? Explore numbers with everyday objects and food with this fun counting activity.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

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

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

Do this fun activity that uses stickers to help your kindergartener with counting, basic addition, and one-to-one correspondence.

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

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

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

One way to "trick" your child into getting extra practice with one-step equations is to play a variation of the classic game, tic tac toe.

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

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

In kindergarten, your child spent lots of time counting things one by one. But in first grade, he'll need to be able to count in groups, especially by fives.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

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.

This Hanukkah countdown craft will help your little one count the eight nights of Hanukkah. Make a Hanukkah countdown calendar with your child.

Put together a pine forest to help you count down the days until Christmas with your little one.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

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

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

In this activity, your child will learn to name the numbers from 1 through 5 and she'll practice her grouping skills.

In this activity your little one will throw a beanbag at a numbered target to help improve their number recognition skills.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Got a shoelace? Got a kindergartener? Help your child learn to use the number line by creating one out of a lace.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Get your preschooler ready for kindergarten by helping them learn numbers 1-10 with homemade snowflake counting cards in this arts and crafts activity.

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