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Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

In this matching activity, your kid will match the clock faces representing analog time with the numeric readings representing digital time.

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

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

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

Your child will be cheering for 8s and 9s as she tries to create a larger number than her competitors. Whoever ends up with the largest number wins!

This pyramid card game is a fun way to help your child learn addition and subtraction. Best of all, itâs quick to set up and easy to play.

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.

Use a recycling project to hone your childâs sewing skills and clean up her art supplies when she turns the leg of an old pair of jeans into a storage basket.

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

Here's a super fun game to get in some place value practice with your child!

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!

Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

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

Here's an activity that will get your child's attention with a back-to-school shopping spree. He'll use decimal skills to add, subtract, multiply, and divide!

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

Try this entertaining and educational math activity that will teach your child how to add and subtract decimals.

Get ready to make a dollar...using playing cards! The first player to accumulate the amount of points equal to a dollar wins.

This entertaining magic trick will 'trick' kids into using math skill to impress their friends!

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Toss playing cards into boxes while you practice addition and multiplication with decimals in this fun, fifth grade math game.

Help your second grader to a better understanding of how to count and represent money with age old game of tic-tac-toe.

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

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 playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Nothing chases the blues away like a trip to the boardwalk. Bring the fun home with this do-it-yourself version that sneaks in some math practice.

With this fun craft activity, your child can design and "make" his own money, for use as currency and math practice at home.