In this project children practice the scientific method while playing with puffy paint.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This science fair project idea determines which method of hand cleansing is the most effective.

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

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

With this fun and easy method of printing your child will draw patterns, trace them with yarn, paint and press their very own masterpieces.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

Here's a science activity to help your child investigate how seeds are designed to travel.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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

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.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Why not change things up a bit with this fun way of making those loop-hole bunny ears that sit at the top of his sneakers.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Inspired by the crispy, crunchy leaves of fall, this fanciful project is simple, easy and completely affordable. Now that's something to be thankful for!

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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.

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

"Crown" dad this Father's Day—and sneak in some letter-sound practice, too.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?