This science project allows students to study the psychology of happiness.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

In this activity, your child will learn how to make a drop spindle with a handy vegetable.

With school, home, and activities in between, life can sometimes feel chaotic to kids. Help your child learn how to stop and relax with handmade peace rocks.

Create a beautiful piece of pottery by hand using a few simple ingredients, and learn about the Native American Acoma tribe while doing it!

Nothing beats homemade salsa from scratch! You and your child can concoct a healthy and flavorful condiment to compliment any summer dinner.

Your child can transform plain yogurt into a healthy and tasty treat the whole family will love! She'll learn more about baking as well as how yogurt is made.

This refreshing salad is tasty and chock full of fresh veggies! Your child will hone her slicing skills as she makes this delicious dish.

This science fair project idea determines the probability of a coin landing heads or tails.

Teach your child how easy it is to make homemade pasta, infused with delicious and nutritious autumn pumpkins.

This project is a great way to explore variations in how to paint using watercolor.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Introduce your fourth grader to the deliciousness that can come out of the kitchen by helping him make these sugary traditional Mexican cookies, or biscochitos.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Bring together science and style with this sweet homemade lip balm project.

Frida Kahlo was a famous Mexican painter. In this activity, your child can put pick up a paintbrush and create a self-portrait inspired by this renowned artist.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Want a sugar-sculpted house, just like Hansel and Gretel found? Make a miniature version in this sweet geometry activity.

Practice third and fourth grade measurement skills and make a practical holiday gift in the process!

Here's a fun at-home activity that will help your child strengthen his ability to work with and interpret data in various forms.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

Learn about Rosh Hashanah and other Jewish holidays by planning and creating a Jewish holiday calendar.

Valentine cookies are a classroom staple on Valentine's Day. Make a batch of delicious valentine cookies with your child this February.

Use recycled wrapping paper and an empty bottle to make this beautiful vase for a great indoor activity when it's cold outside.

A lemonade stand is a great opportunity for your kids to work on their money skills and donate some hard earned money to charity.

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

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.