What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

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

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Making your own glass cleaner is easy, effective and inexpensive!

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

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

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

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

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Take a dive into the candy jar with this yummy science experiment.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.