Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Check out this simple version of a pairs game that's played all over the world. It's a great way to practice estimating and predicting mathematical outcomes.

This game is the perfect way to prepare your child for any shopping adventures you may embark upon, all while practicing important math concepts.

What's my number? Go ahead and guess! This logic game focuses on number sense that suits all ability levels, as players' questions can be simple or complex.

Trying to find sums of groups of multiples is a great way to practice your addition. Be sure to double check your work. If you clear all of the cards, you win!

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.

This game provides your child with the opportunity to create, write, and read numbers.

Play a game of "restaurant" to reinforce real-world applications of counting and using money.

Create equations in this strategic math card game. Your second or third grader can practice addition, subtraction, multiplication, and division in a new way!

Work on simple addition and finding even numbers in this second-grade math card game.

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

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

It's important to be able to add and subtract quickly and accurately, and this activity is the perfect way to practice.

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!

Add simple fractions in this fun math card game for second graders. This game is very similar to Blackjack, or 21, but it's entirely kid friendly!

This activity is based on the popular card game, Slapjack. It's rip-roaring fun, and it reinforces the concepts of odd and even.

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

Create addition problems using critical thinking skills in this fun second grade math card game.

Practice your addition and subtraction in this card game. Disclose is a math activity any first or second grader will love!

Have your kid practice completing number patterns and then create her own patterns on the wings of a butterfly with this delightfully simple paper project.

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

Make subtraction practice more fun with this outdoor review game that's great for beginning math learners and more advanced!

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

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

Play this "subtraction war" card game with your second grader and watch his math facts mastery leap forward!

Help your child sharpen time skills by creating a special day and charting each part in a detailed schedule.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This recipes is so easy your child gets to be master chef for this kitchen activity. He'll bake peanut butter banana oatmeal cookies that happen to be vegan!

Help your child get comfortable with the concept of estimation, which will come in handy during everything from standardized tests to future shopping trips!

Help your child "step up" to second grade math fact challenges with a fun addition and subtraction game in your very own kitchen.