Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

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.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this project, a basketball containing different psi is dropped to see how well it bounces.

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

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

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

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

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.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Help your child learn about animal classification with this fun and delicious activity.

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

Make edible amber fossils with your second grader to explore the fascinating world of science!