In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Learn all about balance and motion as your child designs a corn maze!

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Test whether plants can grow without sunlight and water.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

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

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.

This science fair project teaches students the differences between fruits and vegetables.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

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

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.