Engineers in training can get started with this simple wheel-and-axle construction activity.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

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

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

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.

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.

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!

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!

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!