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Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

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

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

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

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

I scream, you scream, we all scream for homemade spearmint ice cream!

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

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

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

This science fair project idea explores whether white light can be separated into different colors.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

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

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.