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

Make this delicious warm apple bread for Hanukkah.

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

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

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

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

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

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

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

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

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

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

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

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.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

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

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.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

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.

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.