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

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

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

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

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

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

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

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

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

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea explores the different properties of matter.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

In this fun activity, your child will create their very own solar oven to bake s'mores!

Help your child make a beautiful homemade sandcastle that will last!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.