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

This fun game helps children learn to estimate the most basic unit of time--a minute--without a clock.

Make counting coins make "cents" to your second grader while giving her the chance to practice her math skills by playing this fun game with her.

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

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.

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

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

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

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

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

This project tests the hypothesis that dark colors absorb more heat than light colors.

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

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

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

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

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

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

This entertaining magic trick will 'trick' kids into using math skill to impress their friends!

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

Hiding protein-rich quinoa and a variety of fresh vegetables, these meatballs are the perfect answer to kid food woes.

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

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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.

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

Turn any sunny summer day into a fun and special occasion by having a watermelon seed spitting contest!

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

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

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Review fractions with your budding mathematician when you play this fun, educational math board game.

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