By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Engineers in training can get started with this simple wheel-and-axle construction activity.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

This science fair project examines how seeds hitchhike on animals and clothing.

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

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Find out whether putting something on top of a plant will inhibit its growth.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

This activity is a fun challenge for students who have just started learning to program educational robots.

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!

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.