This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

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?

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

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

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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.

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.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

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.

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

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."

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

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

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 Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

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

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.

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.