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

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

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

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

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

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.

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

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

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

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

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

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.

Make this delicious warm apple bread for Hanukkah.

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.

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.

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

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

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

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

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

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.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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!

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

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

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.

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

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

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.