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

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

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.

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.

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

Practice conversions within the metric system in this fun math card game for third graders.

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.

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?

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

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.

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

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

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

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!

Make this delicious warm apple bread for Hanukkah.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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

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

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

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

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

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!

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

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

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.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

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

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

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

This science fair project idea identifies clouds as a means of predicting the weather.