In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Make sourdough bread...and learn some colonial history and modern science in the process!

Word color association is just a fancy way to talk about the way we connect colors with words.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Examine the effect of pressure on carbonation in soda.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

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

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This science fair project idea explores whether color affects a person's emotional state.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Help your child add some flair to the family garden with pencil pinwheels!