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

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

Money is a difficult concept to grasp. Help your kid get the hang of it with this pocket change triple Venn diagram activity.

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

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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.

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.

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

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

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.

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.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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

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

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!

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

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!

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

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

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

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.

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.

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."

Do you think heat can affect a plant's growth rate?

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