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

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 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 science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

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

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

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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

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

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

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

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.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."