Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

These cute holly-shaped hair clips are a breeze to make for holiday celebrations. They make a great party activity, too!

Learn how to make a paper snowflake with these simple instructions. Help your child learn how to make a paper snowflake with only paper and scissors.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

Preschoolers are fascinated by how colors can be mixed to form new ones. This activity combines color mixing with the concept of melting for extra science fun.

Test whether cutting up meats will make it cook faster than just cooking it whole.

Help your child practice her counting as she makes this fun and festive holiday decoration!

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

These handmade Christmas treat cups are perfect for house parties, school celebrations, and holiday bake sales.

This activity spotlights everyone's favorite reindeer, Rudolph, and preserves your child's handprints in his "antlers".

Help your child practice symmetry with this fun activity that will leave your child with a sweet symmetrical treat!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Make this delicious warm apple bread for Hanukkah.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Make pickled carrots at home! Here's a fun activity to get your child in the kitchen and make something special with no fuss or muss.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.