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.

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

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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

This simple experiment serves as an introduction to the greenhouse effect.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Introduce your child to science with something they see everyday--their shadow!

If you love the idea of handing out holiday tins of homemade cookies but you're not a baker, chocolate-covered apples are the perfect solution.

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!

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

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

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

These pretzel reindeer cookies are a great holiday recipe for kids to make. Rudolph and the whole gang agree!

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

Get your child excited about measuring with this fun and easy household measurements activity.

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

Help your child practice her counting as she makes this fun and festive holiday decoration!

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

Help your child practice symmetry with this fun activity that will leave your child with a sweet symmetrical treat!

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.