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

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

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Work on simple addition and finding even numbers in this second-grade math card game.

Turn learning fractions into a pizza party in this fun second grade math game.

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

Create addition problems using critical thinking skills in this fun second grade math card game.

Play this daily money game with your 2nd grade child to help his math skills.

Practice multiplication facts and geography at the same time in this fun third grade math card game.

Practice problem solving skills with your kindergarten or first grade student in this fun connect-the-dots game!

This first grade addition math game helps your child use critical thinking skills while practicing his computation.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

This hands-on activity practices skip counting, a key first grade math skill. But it's silly fun!

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Shake those dice and try to roll big numbers in this first grade math game. Practice addition in a new, fun way!

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

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

Help your child "step up" to second grade math fact challenges with a fun addition and subtraction game in your very own kitchen.

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.

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!

Build this game, and give your kid some hands-on practice ordering numbers. Soon your first grade kid will be Master of the number line!

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

Ordinary drinking straws are fun for drinking juice and even for spitballs when you're not looking, but also fabulous for learning first grade math.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

If your 2nd grade child asks for time often, encourage him to read time on his own by talking about time throughout the day.

Find sums of 10 in this fun first-grade math card game that helps kids build addition skills. Help your child use critical thinking skills to find the sums.

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.

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.

Make counting coins make "cents" to your second grader while giving her the chance to practice her math skills by playing this fun game with her.

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!