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What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science fair project idea determines what household items are good conductors of electricity.

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

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science fair project idea determines what household items are good conductors of electricity.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea investigates how magnetism can defy the force of gravity.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

This science fair project idea explores substances that cause a bubble to last longer.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Making your own glass cleaner is easy, effective and inexpensive!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.