What's your problem? I'll show you my math if you show me yours! Critical thinking and computation skills are the focus of this strategic math card game.

Try this fun math card game with your third grader to practice division, addition, and problem solving!

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!

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

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.

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

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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

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

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

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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

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

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

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

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This little chick is so cute that your child will want to make a whole flock to call her own.

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

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!

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

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

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

Instead of drilling facts, grab sidewalk chalk and head outside for a rousing game of this Math Run game. Play the Math Run game with your child.

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

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!