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.

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.

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

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

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

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

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

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.

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.

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

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

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

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

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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

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

Delay your child's sugar overload, and develop his critical thinking skills, by doing some "sweet sorting" of his Halloween treasures!

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

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

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.

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

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!

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

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

Play this fun basketball game to help your third grader master their multiplication tables.

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

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.