Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Defend your cards in this multiplication math game! Your kid will enjoy using strategy to build equations and win points in this activity.

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.

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

This is a great game to help your child learn number concepts in multiplication and division.

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

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

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

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

Practice conversions within the metric system in this fun math card game for third graders.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

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

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

Okay, engaging in a graphing activity may sound ho-hum, but if you use fun data, it changes the picture entirely.

Play a math logic and critical thinking game using a deck of cards. Use addition, subtraction, multiplication, and division in this fun activity.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Math Facts Game: A mix of musical chairs and Twister meets math. Nipping multiplication problems in the bud was never this much fun!

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

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.

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?

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

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!

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

Create a graph based on the interests of family member's to see who has what in common. Your child will practice her math skills and get to know the family!

Probability can be a tough concept to master. Try playing this fun card game in order to help your third grader understand it a little better.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!