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

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

How powerful is the reaction between baking soda and vinegar? Find out here!

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

Do you think heat can affect a plant's growth rate?

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.

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.

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?

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

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This little chick is so cute that your child will want to make a whole flock to call her own.

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

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

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.

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

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

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

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

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!

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.

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

Make this delicious warm apple bread for Hanukkah.

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

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

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

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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