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

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

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

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

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 science fair project idea is develops new or improved paper making techniques and encourages recycling.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

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

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!

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

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

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.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

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!

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

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