In this science fair project, young children discover what happens when two fluids that have different densities get together.

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.

Get a better understanding of water content by dehydrating carrots.

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

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

Make a spring collage with your child to get them outside and those creative juices flowing!

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Who knew that nature could get so crafty? Show your kindergartener how to collect and morph pinecones into a whole team of personalized pinecone people.

In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

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

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

Teach your child about using pumps to move water in this simple and educational preschool science activity!

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

This tactile activity helps kindergarteners learn about texture.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.