Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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 decimal game is a great way to help your child get familiar with how decimal values work.

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.

Hone observational skills and introduce the basics of data interpretation with this data gathering activity all about the different colors people wear.

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

Try this entertaining and educational math activity that will teach your child how to add and subtract decimals.

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

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.

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

Introduce decimals and place value with this fun math card game for fourth grade students.

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!

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

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

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

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

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!

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

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

Get ready to make a dollar...using playing cards! The first player to accumulate the amount of points equal to a dollar wins.

Create a fun hands-on game to practice long division, using magnetic numbers on a fridge.

Figuring out fractions can be a challenge! But with this game your child will become more comfortable converting fractions after only a little practice.

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

Thanksgiving is a time to be with loved ones. It's also a time to chow down! Need help in the kitchen? There's no better helper than an avid fourth grader.

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

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

Kids will get a kick out of shopping for discounted "kicks" with this creative math game that focuses on percentages.

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