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.

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.

Find the area in this fun math card game. You'll help your child start thinking in terms of units as you create shapes out of playing cards.

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

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

This heart print makes the perfect simple and sweet gift for Valentine's Day!

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

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.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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!

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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

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

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

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.

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.

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

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

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

Playing a tactile game with multiplication will help your child get a better grasp of basic math concepts and transform your kid into a master multiplier.

Play tic-tac-toe and help your kid memorize multiplication facts!