Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

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.

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

Head out to the driveway, ball in hand, for a bouncing challenge. Then use those results to make a colorful graph that lets your child compare results.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Gather the neighborhood children together and practice graphing with this backyard tournament!

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

Graph are a great way to organize information. Your child will get to practice graphing by creating a bar graph and a pictorial graph of her friend's names.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Make a fun refrigerator graph with your first grader in order to help her develop those crucial graphing skills, while engaging with the whole family.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Give your smart second grader a rich challenge with this activity that combines graphing practice with money!

Declare a "Pocket Day" in your house and help your child practice his addition skills as he counts how many pockets the family is wearing that day!

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

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

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

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

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

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

Want to ensure that your child's math knowledge stays sharp? This mean, median, and mode game is the perfect way to reinforce these essential math concepts.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Analyze this simple betting game with your fourth grade student in order to discuss probability.

Check out this game that provides an enjoyable way of demonstrating how recorded results can be expressed in whole numbers, fractions, and decimals.

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

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

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.